NetSTORM Point Precipitation Frequency Estimates

NetSTORM Point Precipitation Frequency Estimates

Annual Statistics | Event Listings | Frequency Estimates

Gage ID	KCMH
Location	JOHN GLENN INTERNATIONAL AIRPORT, OH
Locale	Ohio
Lat/Long	39.9907, -82.8770
Elevation	247 m
Atlas 14 Vol.	2
Network	NOAA

Monthly Statistics
Month	Total	Records	Mean	Standard Deviation	Maximum	Duration
Jan	2.88	77.49	0.037	0.050	0.740	22.00
Feb	2.35	64.04	0.037	0.043	0.540	22.38
March	3.28	70.42	0.047	0.064	1.170	20.60
April	3.52	63.34	0.056	0.075	1.010	18.61
May	3.98	56.67	0.070	0.111	1.830	17.21
June	4.01	38.68	0.104	0.177	2.240	12.11
July	4.48	36.18	0.124	0.217	2.860	10.44
Aug	3.55	30.59	0.116	0.191	1.920	9.80
Sep	2.86	36.24	0.079	0.125	1.700	12.13
Oct	2.37	45.01	0.053	0.071	0.820	17.42
Nov	2.88	60.97	0.047	0.059	0.610	18.69
Dec	2.92	73.20	0.040	0.048	0.690	21.49

Hour of Day Statistics
Hour	Jan	Feb	March	April	May	June	July	Aug	Sep	Oct	Nov	Dec	Total	Records	Mean	Standard Deviation	Maximum
1:00	0.13	0.08	0.14	0.13	0.16	0.15	0.15	0.14	0.12	0.10	0.12	0.12	1.52	25.37	0.060	0.101	1.41
2:00	0.10	0.08	0.15	0.15	0.14	0.12	0.18	0.10	0.11	0.10	0.12	0.11	1.47	25.80	0.057	0.097	1.69
3:00	0.11	0.10	0.17	0.14	0.15	0.13	0.22	0.13	0.11	0.08	0.13	0.15	1.63	27.14	0.060	0.112	2.46
4:00	0.14	0.10	0.17	0.18	0.17	0.13	0.13	0.14	0.10	0.09	0.12	0.14	1.61	28.49	0.057	0.085	0.81
5:00	0.15	0.10	0.17	0.19	0.17	0.12	0.11	0.11	0.10	0.11	0.13	0.15	1.61	28.33	0.057	0.074	0.72
6:00	0.13	0.11	0.16	0.15	0.15	0.10	0.15	0.08	0.11	0.13	0.14	0.14	1.55	29.21	0.053	0.080	1.18
7:00	0.14	0.12	0.14	0.16	0.15	0.12	0.10	0.07	0.12	0.10	0.16	0.14	1.54	30.62	0.050	0.072	1.07
8:00	0.13	0.09	0.13	0.16	0.15	0.11	0.09	0.11	0.12	0.10	0.13	0.12	1.44	27.67	0.052	0.076	0.88
9:00	0.12	0.10	0.13	0.17	0.11	0.14	0.16	0.11	0.12	0.10	0.12	0.14	1.52	27.79	0.055	0.087	1.26
10:00	0.13	0.10	0.11	0.13	0.10	0.13	0.16	0.12	0.12	0.09	0.11	0.13	1.43	27.66	0.052	0.088	1.73
11:00	0.13	0.09	0.12	0.14	0.16	0.12	0.14	0.12	0.14	0.08	0.12	0.12	1.47	26.38	0.056	0.085	0.97
12:00	0.12	0.08	0.12	0.13	0.13	0.12	0.19	0.14	0.12	0.09	0.13	0.11	1.47	25.45	0.058	0.105	1.84
13:00	0.09	0.09	0.10	0.12	0.14	0.14	0.21	0.12	0.09	0.09	0.10	0.12	1.42	25.68	0.055	0.104	2.01
14:00	0.08	0.09	0.11	0.13	0.16	0.17	0.25	0.14	0.08	0.09	0.09	0.12	1.49	24.72	0.060	0.123	2.86
15:00	0.09	0.09	0.11	0.16	0.21	0.23	0.22	0.21	0.13	0.10	0.10	0.12	1.77	26.46	0.067	0.126	1.68
16:00	0.11	0.10	0.12	0.18	0.20	0.29	0.29	0.19	0.18	0.12	0.11	0.10	1.98	28.05	0.071	0.131	1.44
17:00	0.12	0.11	0.13	0.16	0.18	0.25	0.20	0.27	0.14	0.12	0.14	0.10	1.92	28.82	0.067	0.116	1.48
18:00	0.12	0.11	0.13	0.13	0.27	0.23	0.26	0.29	0.16	0.11	0.13	0.12	2.06	28.18	0.073	0.139	1.90
19:00	0.11	0.11	0.15	0.14	0.22	0.27	0.26	0.22	0.17	0.10	0.12	0.12	1.97	28.92	0.068	0.132	1.83
20:00	0.13	0.10	0.18	0.14	0.20	0.25	0.31	0.16	0.16	0.08	0.12	0.12	1.95	27.07	0.072	0.144	2.24
21:00	0.12	0.11	0.14	0.14	0.17	0.19	0.19	0.19	0.10	0.09	0.11	0.11	1.67	26.71	0.063	0.115	1.92
22:00	0.12	0.12	0.15	0.14	0.18	0.21	0.17	0.15	0.08	0.09	0.12	0.10	1.62	27.07	0.060	0.106	1.77
23:00	0.12	0.10	0.12	0.12	0.13	0.15	0.18	0.12	0.09	0.11	0.11	0.10	1.45	25.29	0.057	0.098	1.56
24:00	0.14	0.09	0.12	0.12	0.18	0.17	0.17	0.13	0.10	0.10	0.10	0.11	1.52	25.96	0.058	0.096	1.06

Day of Week Statistics
Weekday	Total	Records	Mean	Standard Deviation	Maximum	Duration
Sun	5.48	90.39	0.061	0.108	2.11	16.31
Mon	5.64	93.91	0.060	0.106	2.46	16.49
Tue	5.57	93.07	0.060	0.109	2.86	17.08
Wed	5.59	94.58	0.059	0.098	1.57	15.96
Thu	5.94	94.74	0.063	0.115	1.90	16.95
Fri	5.42	93.76	0.058	0.104	1.92	16.65
Sat	5.44	92.39	0.059	0.100	2.01	16.74

Year	Total	Records	Mean	Standard Deviation	Maximum	Duration (h)	Interevent (h)	≥0.00	≥0.05	≥0.10	≥0.25	≥0.50	≥1.00	≥2.00
1949	41.45	725	0.057	0.111	1.25	23.63	149	91	74	64	45	25	13	1
1950	46.92	799	0.059	0.090	1.01	16.49	142	110	86	72	58	34	11	2
1951	38.21	765	0.050	0.065	0.67	16.19	171	96	80	69	51	31	8	0
1952	35.25	623	0.057	0.106	1.83	21.32	175	93	72	60	36	25	8	1
1953	28.42	580	0.049	0.083	0.76	16.64	232	97	69	57	33	19	4	1
1954	34.31	631	0.054	0.090	1.20	14.91	180	105	77	63	38	20	10	0
1955	32.71	579	0.056	0.108	1.57	16.64	204	103	75	61	41	23	8	1
1956	35.93	643	0.056	0.087	0.97	13.32	145	113	82	68	48	30	6	0
1957	37.77	709	0.053	0.087	1.12	17.83	205	101	72	62	41	32	9	1
1958	40.36	600	0.067	0.120	1.18	15.92	180	106	77	60	40	23	9	5
1959	36.92	638	0.058	0.102	0.88	16.00	207	101	70	62	39	22	9	1
1960	29.44	611	0.048	0.091	0.82	14.18	182	101	72	58	38	21	5	0
1961	34.89	633	0.055	0.090	0.91	16.75	204	101	77	73	43	24	7	1
1962	31.24	659	0.047	0.088	1.45	16.89	222	107	74	61	38	22	6	0
1963	24.51	446	0.055	0.092	0.81	14.26	191	78	53	48	28	17	6	1
1964	41.21	626	0.066	0.115	1.77	15.92	192	91	71	59	44	22	11	5
1965	42.58	655	0.065	0.105	1.11	16.23	176	108	78	67	48	33	11	3
1966	38.41	675	0.057	0.104	1.31	15.07	157	103	75	66	46	25	10	2
1967	33.96	674	0.050	0.085	1.21	17.33	222	105	76	62	40	25	7	2
1968	37.78	704	0.054	0.084	1.06	19.27	176	102	68	56	42	23	10	2
1969	40.21	638	0.063	0.137	2.01	17.97	195	97	70	57	36	26	15	3
1970	41.93	689	0.061	0.123	1.40	16.40	184	110	79	70	49	28	12	2
1971	33.69	574	0.059	0.096	0.96	14.24	221	92	69	60	39	19	9	1
1972	45.60	731	0.062	0.114	1.46	16.24	179	117	87	77	48	31	14	3
1973	46.24	698	0.066	0.130	1.85	17.52	161	115	87	75	54	33	11	2
1974	37.00	664	0.056	0.080	0.81	15.83	166	110	82	68	53	25	6	1
1975	39.04	654	0.060	0.090	0.98	14.06	175	120	84	76	52	27	7	1
1976	31.85	548	0.058	0.102	1.33	15.97	215	90	68	56	34	21	5	2
1977	36.12	633	0.057	0.106	1.20	16.51	199	118	80	64	38	25	11	1
1978	37.14	767	0.048	0.071	0.79	23.81	214	92	77	66	41	23	9	1
1979	49.17	791	0.062	0.136	1.68	19.38	191	112	79	66	45	29	16	3
1980	37.41	635	0.059	0.105	1.26	15.23	173	102	78	68	47	26	9	2
1981	37.76	649	0.058	0.091	0.96	15.24	189	103	74	63	45	24	9	1
1982	39.35	669	0.059	0.117	1.29	15.71	213	108	74	63	40	26	11	3
1983	38.41	700	0.055	0.085	0.89	20.33	168	95	71	56	44	28	11	2
1984	33.42	731	0.046	0.075	0.96	19.12	195	101	73	61	43	26	6	1
1985	38.67	760	0.051	0.079	0.90	19.35	195	114	78	62	38	20	9	4
1986	35.04	615	0.057	0.121	2.24	15.71	208	95	72	57	40	23	8	2
1987	26.69	525	0.051	0.107	1.56	14.93	206	108	68	53	32	13	5	1
1988	36.57	593	0.062	0.089	0.90	13.79	214	104	67	57	39	22	5	3
1989	43.76	691	0.063	0.104	1.18	13.79	150	111	84	74	51	33	15	0
1990	53.16	763	0.070	0.122	1.90	18.57	153	100	83	77	48	37	18	3
1991	32.74	582	0.056	0.101	1.11	15.39	187	104	67	58	42	22	7	1
1992	39.60	621	0.064	0.150	2.46	18.32	231	117	76	59	37	21	9	3
1993	37.85	721	0.052	0.097	1.59	18.30	179	105	78	66	44	27	10	1
1994	31.62	538	0.059	0.108	1.55	13.75	228	91	71	62	40	26	6	0
1995	45.30	667	0.068	0.135	1.84	16.67	194	108	77	61	45	31	15	4
1996	41.54	639	0.065	0.105	1.20	18.41	217	96	74	61	41	27	13	3
1997	36.12	583	0.062	0.100	0.89	14.52	174	97	76	58	50	24	8	2
1998	36.11	565	0.064	0.105	1.33	15.21	191	101	72	60	44	26	8	2
1999	26.49	561	0.047	0.078	0.75	19.69	214	90	66	55	32	20	4	0
2000	42.17	668	0.063	0.115	1.74	19.33	200	103	66	56	39	25	13	5
2001	36.64	567	0.065	0.103	1.19	15.21	188	99	74	66	46	23	10	1
2002	38.68	574	0.067	0.151	2.86	13.13	213	103	79	64	44	22	13	1
2003	47.52	695	0.068	0.149	1.81	14.19	167	119	87	76	47	34	11	4
2004	48.44	748	0.065	0.100	1.07	16.53	142	119	83	70	51	30	13	3
2005	39.05	641	0.061	0.087	0.77	16.54	204	109	73	60	39	22	9	4
2006	43.56	705	0.062	0.083	0.82	20.39	170	96	77	66	48	28	12	3
2007	39.91	621	0.064	0.089	0.81	17.77	201	104	72	62	44	25	10	5
2008	44.76	709	0.063	0.123	1.92	15.61	190	99	70	64	49	26	9	4
2009	35.42	583	0.061	0.092	0.99	17.00	240	103	70	59	39	26	10	1
2010	36.09	579	0.062	0.103	0.89	17.73	211	96	65	53	43	28	7	2
2011	54.87	903	0.061	0.106	1.70	20.36	145	115	85	74	58	37	19	3
2012	37.11	580	0.064	0.106	1.17	13.94	166	102	75	68	49	30	6	1
2013	41.40	623	0.066	0.123	1.73	16.23	183	106	77	63	48	28	10	3
2014	37.89	623	0.061	0.088	0.63	14.64	191	110	79	70	46	23	9	1
2015	45.00	736	0.061	0.110	2.11	17.47	172	101	82	70	50	29	13	1
2016	37.74	579	0.065	0.130	1.69	17.12	177	97	74	66	47	30	10	2
2017	46.77	608	0.077	0.127	1.14	13.51	179	113	82	70	51	31	15	2
2018	55.10	838	0.066	0.102	0.96	16.71	141	128	90	78	61	36	14	4
2019	43.47	687	0.063	0.107	1.44	15.12	163	104	81	69	50	28	12	2
2020	50.45	775	0.065	0.121	1.48	19.25	169	105	81	69	54	36	17	2
2021	40.41	628	0.064	0.094	0.73	14.26	197	110	87	74	49	33	11	0
2022	44.30	615	0.072	0.115	1.31	14.55	164	99	73	63	46	27	11	4
2023	41.44	565	0.073	0.141	1.83	14.79	176	103	74	64	47	31	10	2
2024	34.57	596	0.058	0.093	0.83	16.49	172	102	75	60	38	20	8	2
Mean	39.09	652.84	0.06	0.11	1.29	16.59	184.40	103.7	75.7	64.1	44.1	26.2	9.9	2.0

99.7% confidence in upward trend (τ = 0.234)

Dry preceding 10/31/1963 12:00 for 1.6 months
Longest drought = 48 days preceding 10/31/1963 12:00
Period of record = 75.83 years
Period missing = 0.13 years
Records = 49616
Mean event depth = 0.820 (≥.30 inches)
Annual event depth = 33.1 (≥.30 inches)
Mean event duration = 17.59 hours
Interevent coefficient of variation = 0.88 (excluding periods exceeding 35 dry days)
Interevent time = 12 hours
ARI: Average recurrence interval
AMS: Annual maximum series

Rank	Depth	Date	Event ID	Hours	Records	Maximum	ARI (y)
1	5.19	1/20/1959 3:00	400	40.00	33	0.74	42.71
2	5.13	7/13/1992 1:00	1706	7.00	7	2.46	40.59
3	4.95	7/18/1988 15:00	1538	61.00	31	0.75	34.65
4	4.88	5/18/2020 0:00	2872	96.00	60	1.06	32.52
5	4.86	9/13/1979 15:00	1210	19.00	19	0.70	31.92
6	4.56	7/5/2022 7:00	2963	39.00	17	1.31	23.87
7	4.42	3/8/1964 9:00	576	50.00	44	0.57	20.65
8	4.13	8/4/1995 10:00	1829	39.00	29	1.84	14.94
9	4.00	6/8/1958 11:00	377	69.00	33	0.93	12.78
10	3.89	7/10/1990 20:00	1629	58.00	30	0.68	11.13
11	3.66	8/29/2003 14:00	2135	18.00	11	1.26	8.18
12	3.64	6/25/2008 16:00	2339	14.00	9	1.41	7.95
13	3.57	1/25/1952 18:00	149	33.00	28	0.51	7.19
14	3.56	7/14/1985 18:00	1440	13.00	12	0.90	7.09
15	3.52	3/19/2020 15:00	2862	24.00	17	0.67	6.69
16	3.38	1/3/2004 4:00	2150	47.00	37	0.26	5.40
17	3.32	3/31/2024 24:00	3035	47.00	23	0.67	4.91
18	3.27	3/4/1964 6:00	575	20.00	18	0.41	4.53
19	3.14	5/31/1997 7:00	1898	38.00	27	0.78	3.65
20	3.12	7/13/2017 7:00	2736	24.00	10	1.14	3.52
21	3.12	10/22/2007 18:00	2308	38.00	31	0.63	3.52
22	3.06	7/23/2002 14:00	2087	2.00	2	2.86	3.18
23	3.03	1/4/2005 23:00	2198	34.00	34	0.26	3.01
24	3.02	3/4/1963 7:00	547	50.00	26	0.30	2.96
25	2.97	5/26/1968 9:00	743	35.00	28	0.44	2.71
26	2.97	6/10/1949 12:00	24	53.00	17	1.11	2.71
27	2.95	8/30/2005 5:00	2221	28.00	27	0.42	2.61
28	2.94	7/16/1992 17:00	1708	23.00	13	1.13	2.57
29	2.94	4/29/1983 23:00	1351	57.00	37	0.37	2.57
30	2.93	10/5/2013 12:00	2569	39.00	17	0.53	2.52
31	2.89	7/21/1976 16:00	1094	50.00	20	1.33	2.34
32	2.89	6/11/2004 5:00	2170	11.00	10	1.07	2.34
33	2.89	7/1/1993 19:00	1748	6.00	6	1.59	2.34
34	2.88	6/1/1980 10:00	1236	33.00	14	1.26	2.30
35	2.87	6/30/1987 20:00	1506	36.00	18	1.56	2.26
36	2.82	5/8/1972 1:00	901	34.00	30	0.29	2.07
37	2.78	8/19/2007 9:00	2304	51.00	15	0.81	1.92
38	2.78	11/10/1985 8:00	1453	55.00	31	0.29	1.92
39	2.77	6/22/2016 23:00	2686	10.00	7	1.69	1.89
40	2.74	6/13/2003 19:00	2123	16.00	5	1.81	1.79

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	2.86	7/23/2002 14:00	2087	43	113
2	2.46	7/13/1992 3:00	1706	19	42
3	2.24	6/10/1986 20:00	1473	12	24
4	2.11	7/12/2015 20:00	2649	9	17
5	2.01	7/19/1969 13:00	788	7	13
6	1.92	8/29/2008 21:00	2346	5	10
7	1.90	6/14/1990 18:00	1628	5	10
8	1.85	8/30/1973 18:00	965	4	9
9	1.84	8/5/1995 12:00	1829	4	8
10	1.83	7/8/1952 18:00	169	4	8
11	1.83	5/12/2023 19:00	2999	4	8
12	1.81	6/13/2003 19:00	2123	4	8
13	1.77	8/2/1964 22:00	598	4	7
14	1.74	6/12/2000 20:00	2006	3	6
15	1.73	7/22/2013 10:00	2562	3	6
16	1.70	9/11/2011 18:00	2470	3	6
17	1.69	6/23/2016 2:00	2686	3	6
18	1.68	7/10/1979 15:00	1199	3	5
19	1.63	8/24/2023 3:00	3012	3	5
20	1.59	7/1/1993 22:00	1748	2	4
21	1.58	8/23/1979 18:00	1207	2	4
22	1.57	7/6/1955 13:00	261	2	4
23	1.56	7/1/1987 23:00	1506	2	4
24	1.55	7/2/1994 12:00	1781	2	4
25	1.48	9/7/2020 19:00	2886	2	3
26	1.48	8/15/2003 17:00	2133	2	3
27	1.46	6/9/1972 19:00	905	2	3
28	1.45	8/4/1962 21:00	531	2	3
29	1.44	8/7/2003 15:00	2131	2	3
30	1.44	6/19/2019 16:00	2833	2	3
31	1.42	7/29/2011 20:00	2463	2	3
32	1.42	7/26/1995 16:00	1828	2	3
33	1.41	6/26/2008 1:00	2339	1.48	3
34	1.40	9/8/1970 19:00	835	1.44	3
35	1.33	7/22/1976 21:00	1094	1.26	2
36	1.33	6/21/1998 16:00	1944	1.26	2
37	1.31	7/6/2022 1:00	2963	1.22	2
38	1.31	6/14/1970 22:00	823	1.22	2
39	1.31	7/10/1966 3:00	673	1.22	2
40	1.29	7/8/1982 19:00	1327	1.18	2

56.8% confidence in upward trend (τ = 0.062)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	4.06	7/13/1992 2:00	1706	157	335
2	3.06	7/23/2002 14:00	2087	32	54
3	2.69	6/23/2016 2:00	2686	16	26
4	2.54	7/6/1955 13:00	261	12	19
5	2.44	8/15/2003 17:00	2133	10	16
6	2.42	6/10/1986 19:00	1473	9	15
7	2.35	7/1/1993 22:00	1748	8	13
8	2.34	7/10/1979 15:00	1199	8	13
9	2.32	6/26/2008 0:00	2339	7	12
10	2.25	7/26/1995 16:00	1828	6	10
11	2.22	5/12/2023 19:00	2999	6	10
12	2.18	8/2/1964 21:00	598	5	9
13	2.15	7/22/2013 10:00	2562	5	8
14	2.15	7/12/2015 20:00	2649	5	8
15	2.12	7/19/1969 13:00	788	5	8
16	2.11	7/6/2022 1:00	2963	5	8
17	2.08	8/30/2003 1:00	2135	4	7
18	2.07	6/14/1990 18:00	1628	4	7
19	1.98	6/13/2003 19:00	2123	3	6
20	1.97	8/29/2008 21:00	2346	3	6
21	1.95	6/9/1972 18:00	905	3	5
22	1.95	5/19/2020 0:00	2872	3	5
23	1.91	8/5/1995 12:00	1829	3	5
24	1.91	7/13/2017 11:00	2736	3	5
25	1.88	8/30/1973 18:00	965	3	4
26	1.88	7/10/1966 3:00	673	3	4
27	1.86	7/8/1982 18:00	1327	3	4
28	1.85	8/23/1979 17:00	1207	2	4
29	1.83	7/8/1952 18:00	169	2	4
30	1.83	9/11/2011 18:00	2470	2	4
31	1.82	3/18/2012 18:00	2496	2	4
32	1.80	8/24/2023 3:00	3012	2	4
33	1.75	6/12/2000 20:00	2006	2	3
34	1.71	7/18/1996 3:00	1866	2	3
35	1.68	8/17/1972 23:00	914	2	3
36	1.68	8/7/1977 8:00	1128	2	3
37	1.68	6/14/1970 22:00	823	2	3
38	1.68	7/14/1985 22:00	1440	2	3
39	1.65	8/28/2009 14:00	2381	2	3
40	1.65	7/1/1987 23:00	1506	2	3

93.1% confidence in upward trend (τ = 0.143)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	4.68	7/13/1992 1:00	1706	257	548
2	3.06	7/23/2002 14:00	2087	25	38
3	2.94	6/26/2008 0:00	2339	20	30
4	2.78	7/6/2022 1:00	2963	15	22
5	2.72	6/23/2016 2:00	2686	13	20
6	2.59	7/6/1955 13:00	261	10	16
7	2.46	7/1/1993 21:00	1748	8	12
8	2.46	6/10/1986 19:00	1473	8	12
9	2.44	8/15/2003 17:00	2133	7	12
10	2.35	7/10/1979 15:00	1199	6	10
11	2.34	7/13/2017 10:00	2736	6	9
12	2.33	5/19/2020 0:00	2872	6	9
13	2.31	7/26/1995 16:00	1828	5	9
14	2.31	7/22/2013 9:00	2562	5	9
15	2.31	5/12/2023 19:00	2999	5	9
16	2.23	7/19/1969 12:00	788	5	8
17	2.18	8/2/1964 21:00	598	4	7
18	2.16	7/12/2015 19:00	2649	4	7
19	2.12	8/7/1977 7:00	1128	4	6
20	2.12	8/30/2003 0:00	2135	4	6
21	2.12	6/14/1990 18:00	1628	4	6
22	2.11	6/11/2004 7:00	2170	3	6
23	2.09	6/13/2003 19:00	2123	3	6
24	2.04	8/30/1973 18:00	965	3	5
25	2.04	8/17/1972 22:00	914	3	5
26	2.03	3/18/2012 18:00	2496	3	5
27	1.99	7/18/1996 2:00	1866	3	5
28	1.97	8/29/2008 21:00	2346	3	4
29	1.96	6/9/1972 17:00	905	2	4
30	1.94	8/24/2023 3:00	3012	2	4
31	1.93	8/5/1995 12:00	1829	2	4
32	1.89	9/11/2011 18:00	2470	2	4
33	1.88	7/10/1966 3:00	673	2	4
34	1.86	8/23/1979 17:00	1207	2	3
35	1.86	7/8/1982 18:00	1327	2	3
36	1.84	7/8/1952 16:00	169	2	3
37	1.84	1/21/1959 9:00	400	2	3
38	1.84	7/14/1985 22:00	1440	2	3
39	1.83	7/16/1992 17:00	1708	2	3
40	1.83	7/22/1958 14:00	383	2	3

96.4% confidence in upward trend (τ = 0.165)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	5.06	7/13/1992 1:00	1706	285	258
2	3.45	7/6/2022 0:00	2963	27	29
3	3.20	6/26/2008 0:00	2339	17	20
4	3.06	7/23/2002 14:00	2087	13	16
5	2.89	7/1/1993 19:00	1748	10	12
6	2.84	6/11/2004 5:00	2170	9	11
7	2.78	7/13/2017 8:00	2736	8	10
8	2.78	5/18/2020 22:00	2872	8	10
9	2.76	6/22/2016 23:00	2686	7	9
10	2.75	9/14/1979 0:00	1210	7	9
11	2.74	7/14/1985 22:00	1440	7	9
12	2.71	6/13/2003 19:00	2123	7	9
13	2.67	1/21/1959 7:00	400	6	8
14	2.66	3/20/2020 1:00	2862	6	8
15	2.66	7/6/1955 13:00	261	6	8
16	2.55	8/30/2003 1:00	2135	5	6
17	2.51	8/29/2008 17:00	2346	4	6
18	2.50	6/10/1986 16:00	1473	4	6
19	2.47	6/19/2019 16:00	2833	4	6
20	2.47	5/12/2023 19:00	2999	4	6
21	2.45	8/5/1995 12:00	1829	4	5
22	2.44	8/15/2003 17:00	2133	4	5
23	2.44	8/2/1964 21:00	598	4	5
24	2.35	7/10/1979 15:00	1199	3	4
25	2.35	8/17/1972 22:00	914	3	4
26	2.33	8/24/2023 3:00	3012	3	4
27	2.31	7/26/1995 16:00	1828	3	4
28	2.31	7/22/2013 9:00	2562	3	4
29	2.25	7/19/1969 12:00	788	3	4
30	2.22	8/7/1977 4:00	1128	2	4
31	2.16	8/30/1973 15:00	965	2	3
32	2.16	7/12/2015 19:00	2649	2	3
33	2.12	6/14/1990 18:00	1628	2	3
34	2.11	7/18/1996 1:00	1866	2	3
35	2.10	8/31/2001 10:00	2053	2	3
36	2.08	7/12/1990 7:00	1629	2	3
37	2.04	3/18/2012 15:00	2496	2	2
38	2.03	7/22/1958 13:00	383	2	2
39	2.03	6/13/1981 17:00	1285	2	2
40	2.02	7/22/1976 21:00	1094	2	2

99.2% confidence in upward trend (τ = 0.209)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	5.13	7/13/1992 1:00	1706	114	112
2	4.42	9/13/1979 18:00	1210	58	49
3	3.93	1/21/1959 5:00	400	33	26
4	3.55	7/14/1985 20:00	1440	20	16
5	3.51	6/25/2008 16:00	2339	19	15
6	3.46	7/6/2022 0:00	2963	18	14
7	3.41	5/18/2020 17:00	2872	16	13
8	3.13	8/29/2003 16:00	2135	11	8
9	3.06	7/23/2002 14:00	2087	9	8
10	3.05	7/13/2017 7:00	2736	9	7
11	2.92	3/19/2020 19:00	2862	7	6
12	2.89	7/1/1993 19:00	1748	7	6
13	2.89	6/11/2004 5:00	2170	7	6
14	2.89	8/5/1995 12:00	1829	7	6
15	2.77	6/22/2016 23:00	2686	5	5
16	2.71	6/13/2003 19:00	2123	5	4
17	2.67	7/6/1955 13:00	261	4	4
18	2.66	6/19/2019 16:00	2833	4	4
19	2.61	7/10/1979 7:00	1199	4	4
20	2.52	7/9/1966 19:00	673	3	3
21	2.51	8/29/2008 17:00	2346	3	3
22	2.50	12/21/1998 13:00	1962	3	3
23	2.50	6/10/1986 16:00	1473	3	3
24	2.49	5/12/2023 13:00	2999	3	3
25	2.44	8/2/1964 21:00	598	3	3
26	2.44	8/15/2003 17:00	2133	3	3
27	2.44	8/24/2023 1:00	3012	3	3
28	2.43	3/4/1964 13:00	575	3	3
29	2.42	8/28/2009 14:00	2381	3	3
30	2.42	1/26/1952 10:00	149	3	3
31	2.40	1/3/2000 16:00	1992	2	3
32	2.37	8/17/1972 18:00	914	2	2
33	2.35	8/31/2001 10:00	2053	2	2
34	2.35	9/27/1996 22:00	1873	2	2
35	2.32	8/7/1977 1:00	1128	2	2
36	2.32	7/22/1976 21:00	1094	2	2
37	2.31	10/22/2007 22:00	2308	2	2
38	2.31	7/22/2013 9:00	2562	2	2
39	2.31	7/26/1995 16:00	1828	2	2
40	2.31	7/16/1992 17:00	1708	2	2

99.4% confidence in upward trend (τ = 0.214)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	5.16	7/12/1992 6:00	1706	66	58
2	4.86	9/13/1979 15:00	1210	50	41
3	4.81	1/21/1959 0:00	400	48	39
4	4.03	7/5/2022 7:00	2963	20	15
5	3.86	5/18/2020 18:00	2872	16	12
6	3.82	7/19/1969 12:00	788	15	11
7	3.79	8/17/1972 22:00	914	15	11
8	3.66	8/29/2003 14:00	2135	12	9
9	3.64	6/25/2008 16:00	2339	12	9
10	3.56	7/14/1985 18:00	1440	11	8
11	3.52	3/19/2020 15:00	2862	10	8
12	3.40	3/9/1964 1:00	576	8	6
13	3.33	7/20/1988 2:00	1538	7	6
14	3.27	3/4/1964 6:00	575	7	5
15	3.22	8/4/1995 23:00	1829	6	5
16	3.12	7/13/2017 7:00	2736	5	4
17	3.06	7/23/2002 14:00	2087	5	4
18	3.02	1/25/1952 21:00	149	4	4
19	2.99	6/9/1958 5:00	377	4	4
20	2.96	6/10/2004 13:00	2169	4	3
21	2.94	7/16/1992 17:00	1708	4	3
22	2.89	7/5/1955 23:00	261	3	3
23	2.89	7/1/1993 19:00	1748	3	3
24	2.88	8/30/2005 8:00	2221	3	3
25	2.84	10/22/2007 18:00	2308	3	3
26	2.77	6/22/2016 23:00	2686	3	3
27	2.76	6/10/1986 16:00	1473	3	3
28	2.74	6/13/2003 19:00	2123	3	2
29	2.72	5/26/1968 16:00	743	2	2
30	2.68	3/4/1963 7:00	547	2	2
31	2.67	7/11/1990 13:00	1629	2	2
32	2.67	5/28/2000 2:00	2004	2	2
33	2.67	7/25/1995 18:00	1827	2	2
34	2.66	6/19/2019 16:00	2833	2	2
35	2.64	7/1/1987 8:00	1506	2	2
36	2.64	7/9/1979 22:00	1199	2	2
37	2.60	8/6/1976 4:00	1095	2	2
38	2.56	12/21/1998 8:00	1962	2	2
39	2.56	7/9/1966 19:00	673	2	2
40	2.56	6/13/1981 8:00	1285	2	2

82.0% confidence in upward trend (τ = 0.105)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	5.75	7/13/1992 1:00	1706	68	55
2	5.19	1/20/1959 3:00	400	39	30
3	4.86	9/13/1979 15:00	1210	27	21
4	4.65	3/18/2020 12:00	2861	21	16
5	4.56	7/5/2022 7:00	2963	19	15
6	4.48	8/17/1972 22:00	914	17	13
7	4.38	3/8/1964 9:00	576	15	12
8	4.36	5/18/2020 0:00	2872	14	11
9	4.13	7/19/1988 2:00	1538	11	9
10	4.13	8/4/1995 10:00	1829	11	9
11	4.09	6/23/1969 0:00	783	10	8
12	3.92	6/25/2008 16:00	2339	8	7
13	3.85	7/19/1969 12:00	788	7	6
14	3.83	7/10/1990 20:00	1629	7	6
15	3.68	6/8/1958 21:00	377	6	5
16	3.66	8/29/2003 14:00	2135	5	5
17	3.57	1/25/1952 18:00	149	5	4
18	3.56	7/14/1985 18:00	1440	5	4
19	3.47	7/26/1989 15:00	1595	4	4
20	3.44	11/9/1985 12:00	1452	4	4
21	3.41	6/9/2004 22:00	2169	4	3
22	3.38	1/3/2004 4:00	2150	3	3
23	3.37	7/5/1955 23:00	261	3	3
24	3.36	7/22/1958 14:00	383	3	3
25	3.32	3/31/2024 24:00	3035	3	3
26	3.31	8/29/2005 3:00	2220	3	3
27	3.28	7/1/1993 19:00	1748	3	3
28	3.27	3/4/1964 6:00	575	3	3
29	3.19	6/17/2019 21:00	2832	3	3
30	3.14	5/31/1997 7:00	1898	2	2
31	3.12	7/13/2017 7:00	2736	2	2
32	3.12	10/22/2007 18:00	2308	2	2
33	3.11	8/31/2003 23:00	2136	2	2
34	3.06	7/23/2002 14:00	2087	2	2
35	3.06	7/12/2015 19:00	2649	2	2
36	3.03	8/16/2021 7:00	2922	2	2
37	3.03	1/4/2005 23:00	2198	2	2
38	3.01	3/4/1963 7:00	547	2	2
39	3.00	6/12/2003 5:00	2123	2	2
40	2.98	5/26/1968 15:00	743	2	2

97.8% confidence in upward trend (τ = 0.180)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	6.36	7/13/1992 1:00	1706	78	75
2	5.40	8/29/2003 23:00	2135	29	27
3	5.24	1/19/1959 7:00	400	24	23
4	4.95	7/18/1988 15:00	1538	17	17
5	4.86	9/13/1979 15:00	1210	15	15
6	4.72	7/10/2017 15:00	2735	13	13
7	4.66	3/18/2020 12:00	2861	12	12
8	4.64	6/22/1969 14:00	783	12	12
9	4.56	7/5/2022 7:00	2963	10	11
10	4.54	1/3/2005 5:00	2197	10	10
11	4.51	5/18/2020 9:00	2872	10	10
12	4.50	8/17/1972 18:00	914	10	10
13	4.49	7/11/1990 8:00	1629	9	10
14	4.42	3/8/1964 9:00	576	9	9
15	4.33	8/5/1995 9:00	1829	8	8
16	4.20	6/25/2008 18:00	2339	6	7
17	4.11	1/23/1950 22:00	50	6	6
18	4.00	6/8/1958 11:00	377	5	5
19	3.86	6/11/2004 5:00	2170	4	4
20	3.85	7/19/1969 12:00	788	4	4
21	3.82	7/6/1955 13:00	261	4	4
22	3.77	7/23/1995 19:00	1826	4	4
23	3.77	7/10/1966 3:00	673	4	4
24	3.72	8/29/2005 3:00	2220	3	4
25	3.69	6/16/2019 23:00	2832	3	4
26	3.68	7/25/1989 14:00	1595	3	4
27	3.66	1/2/2004 0:00	2149	3	4
28	3.63	11/9/1985 13:00	1452	3	3
29	3.58	1/24/1952 7:00	149	3	3
30	3.56	7/14/1985 18:00	1440	3	3
31	3.54	7/21/1958 14:00	383	3	3
32	3.42	6/17/1973 14:00	955	2	3
33	3.42	3/31/2024 24:00	3035	2	3
34	3.39	10/4/2013 16:00	2568	2	2
35	3.38	6/30/1993 16:00	1748	2	2
36	3.30	9/6/2018 12:00	2794	2	2
37	3.28	8/20/2007 4:00	2304	2	2
38	3.27	3/4/1964 6:00	575	2	2
39	3.26	8/20/1979 19:00	1206	2	2
40	3.20	5/31/1997 7:00	1898	2	2

91.5% confidence in upward trend (τ = 0.135)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	8.27	7/13/1992 1:00	1706	242	345
2	6.17	8/29/2003 23:00	2135	34	44
3	5.49	8/4/1995 10:00	1829	16	22
4	5.45	7/10/1990 20:00	1629	16	21
5	5.24	1/19/1959 7:00	400	12	17
6	5.20	7/20/1988 2:00	1538	12	16
7	5.04	7/10/2017 7:00	2735	10	13
8	5.00	1/2/2005 14:00	2197	9	13
9	4.97	7/19/1969 12:00	788	9	12
10	4.88	5/18/2020 0:00	2872	8	11
11	4.86	9/13/1979 15:00	1210	8	11
12	4.75	6/25/2008 16:00	2339	7	10
13	4.69	3/16/2020 21:00	2861	6	9
14	4.68	3/8/1964 9:00	576	6	9
15	4.65	6/20/1969 20:00	783	6	9
16	4.61	7/5/2022 7:00	2963	6	8
17	4.58	6/15/2019 23:00	2831	6	8
18	4.50	8/17/1972 18:00	914	5	7
19	4.41	7/9/1966 19:00	673	5	7
20	4.39	5/23/1968 2:00	742	5	6
21	4.37	6/10/1949 12:00	24	4	6
22	4.33	6/10/1958 0:00	377	4	6
23	4.28	6/16/1973 4:00	954	4	6
24	4.16	1/23/1950 7:00	50	3	5
25	4.13	11/9/1985 12:00	1452	3	5
26	4.04	7/5/1955 23:00	261	3	4
27	4.00	6/10/2004 6:00	2169	3	4
28	3.95	11/24/1973 11:00	975	3	4
29	3.90	6/23/2016 1:00	2686	3	4
30	3.85	8/27/2005 13:00	2220	2	3
31	3.83	8/20/1979 17:00	1206	2	3
32	3.82	7/22/1995 20:00	1826	2	3
33	3.80	10/3/2013 15:00	2567	2	3
34	3.79	1/2/2004 0:00	2149	2	3
35	3.72	7/26/1989 15:00	1595	2	3
36	3.70	9/6/2018 12:00	2794	2	3
37	3.68	6/28/1993 6:00	1747	2	3
38	3.68	7/23/2002 14:00	2087	2	3
39	3.66	3/30/2024 9:00	3034	2	3
40	3.66	4/29/1983 23:00	1351	2	3

83.0% confidence in upward trend (τ = 0.108)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	9.60	7/10/1992 20:00	1706	105	296
2	7.91	8/27/2003 6:00	2134	44	74
3	7.69	3/4/1964 6:00	575	39	61
4	6.80	8/17/1972 18:00	914	22	28
5	6.63	7/18/1988 15:00	1538	19	24
6	6.23	6/8/1958 11:00	377	14	17
7	6.10	1/14/1959 18:00	399	13	15
8	5.71	11/9/1985 13:00	1452	9	10
9	5.68	7/9/1990 16:00	1629	9	10
10	5.65	7/7/2017 14:00	2734	9	10
11	5.64	5/23/1968 1:00	742	9	9
12	5.60	8/4/1995 10:00	1829	8	9
13	5.52	6/10/1949 12:00	24	8	8
14	5.40	1/5/2005 0:00	2198	7	7
15	5.33	5/14/2020 18:00	2871	7	7
16	5.07	6/23/2008 21:00	2339	5	5
17	4.98	7/9/1966 19:00	673	5	5
18	4.97	7/19/1969 12:00	788	5	5
19	4.96	3/14/2020 13:00	2861	5	5
20	4.88	6/12/2019 23:00	2830	4	4
21	4.86	9/13/1979 15:00	1210	4	4
22	4.79	6/9/2004 22:00	2169	4	4
23	4.76	1/23/1950 7:00	50	4	4
24	4.71	6/18/1969 13:00	783	3	4
25	4.65	7/2/2022 5:00	2963	3	3
26	4.51	6/27/1993 20:00	1747	3	3
27	4.41	6/16/1973 4:00	954	3	3
28	4.38	7/21/1995 5:00	1825	2	3
29	4.37	6/13/1997 2:00	1899	2	3
30	4.33	7/14/1985 20:00	1440	2	2
31	4.33	1/20/1952 0:00	148	2	2
32	4.33	12/29/2003 18:00	2148	2	2
33	4.29	7/12/2010 3:00	2418	2	2
34	4.29	7/21/1979 21:00	1200	2	2
35	4.26	7/12/2015 19:00	2649	2	2
36	4.24	11/21/1973 4:00	974	2	2
37	4.19	8/17/1979 20:00	1205	2	2
38	4.17	6/22/2016 23:00	2686	2	2
39	4.16	7/3/1955 15:00	261	2	2
40	4.15	8/11/1997 17:00	1906	2	2

56.7% confidence in upward trend (τ = 0.062)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	10.19	7/12/1992 2:00	1706	109	268
2	8.05	3/4/1964 7:00	575	32	45
3	7.97	8/27/2003 6:00	2134	30	42
4	7.73	6/8/1958 11:00	377	25	34
5	7.48	1/2/2005 14:00	2197	21	27
6	6.94	7/18/1988 15:00	1538	14	17
7	6.82	8/17/1972 18:00	914	13	15
8	6.38	1/14/1959 12:00	399	9	10
9	6.31	7/19/1969 12:00	788	8	10
10	6.25	6/12/1973 13:00	953	8	9
11	6.23	5/23/1968 3:00	742	8	9
12	6.17	7/22/1958 2:00	383	8	8
13	6.13	11/7/1985 5:00	1452	7	8
14	6.08	7/6/2017 10:00	2733	7	8
15	5.99	6/15/2019 15:00	2831	6	7
16	5.85	6/25/2008 16:00	2339	6	6
17	5.77	8/4/1995 10:00	1829	5	6
18	5.69	8/19/1979 2:00	1206	5	5
19	5.68	7/9/1990 16:00	1629	5	5
20	5.52	6/10/1949 12:00	24	4	5
21	5.49	7/16/1995 18:00	1824	4	4
22	5.43	5/14/2020 9:00	2871	4	4
23	5.41	3/10/2020 10:00	2860	4	4
24	5.16	9/13/1979 15:00	1210	3	3
25	5.16	7/8/2010 21:00	2417	3	3
26	5.10	3/14/2007 6:00	2285	3	3
27	5.08	7/6/1966 7:00	673	3	3
28	5.00	6/4/1981 7:00	1282	3	3
29	4.97	6/9/2004 22:00	2169	2	3
30	4.96	1/23/1950 7:00	50	2	3
31	4.95	1/25/1952 18:00	149	2	3
32	4.95	5/15/2001 1:00	2037	2	3
33	4.94	7/21/1979 21:00	1200	2	3
34	4.91	7/19/1989 11:00	1593	2	2
35	4.90	7/5/1985 15:00	1438	2	2
36	4.89	6/15/1969 11:00	783	2	2
37	4.83	8/12/1997 16:00	1906	2	2
38	4.81	6/25/1993 0:00	1747	2	2
39	4.80	7/5/2022 7:00	2963	2	2
40	4.70	7/22/2004 1:00	2175	2	2

70.6% confidence in upward trend (τ = 0.082)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	11.69	7/12/1992 2:00	1706	83	116
2	10.55	8/15/2003 17:00	2133	44	48
3	9.98	7/21/1995 5:00	1825	31	31
4	9.14	3/1/1964 22:00	575	18	16
5	9.08	6/8/1958 11:00	377	17	15
6	8.86	5/8/1968 15:00	738	15	13
7	8.67	12/23/2004 0:00	2196	13	11
8	8.36	11/9/1985 12:00	1452	10	9
9	8.17	6/4/1973 1:00	952	9	8
10	8.09	7/6/2017 10:00	2733	8	7
11	7.88	8/7/1972 3:00	912	7	6
12	7.86	7/9/1979 2:00	1199	7	6
13	7.82	6/10/2008 2:00	2336	7	6
14	7.75	8/10/1979 14:00	1204	6	5
15	7.72	5/29/1997 15:00	1897	6	5
16	7.68	7/18/1988 15:00	1538	6	5
17	7.64	6/5/1969 3:00	781	6	5
18	7.61	7/5/2022 7:00	2963	6	5
19	7.54	7/9/1990 16:00	1629	5	5
20	7.37	5/26/1981 18:00	1280	5	4
21	7.30	4/22/1996 18:00	1855	4	4
22	7.26	7/14/1958 14:00	383	4	4
23	7.18	6/10/1949 12:00	24	4	3
24	7.15	3/2/2020 8:00	2859	4	3
25	6.99	5/7/2001 21:00	2035	3	3
26	6.89	6/13/2019 20:00	2830	3	3
27	6.89	1/10/1950 2:00	47	3	3
28	6.85	9/13/1979 15:00	1210	3	3
29	6.63	1/14/1959 12:00	399	2	2
30	6.62	7/19/1969 12:00	788	2	2
31	6.57	7/19/1989 11:00	1593	2	2
32	6.52	2/20/2011 13:00	2435	2	2
33	6.49	4/19/2011 1:00	2444	2	2
34	6.48	5/25/1990 21:00	1623	2	2
35	6.46	1/15/1952 4:00	148	2	2
36	6.38	5/27/2004 18:00	2167	2	2
37	6.32	6/12/2015 15:00	2642	2	2
38	6.30	3/27/2018 4:00	2766	2	2
39	6.29	3/1/1963 2:00	546	2	2
40	6.28	4/28/2014 9:00	2592	2	2

83.4% confidence in upward trend (τ = 0.109)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	13.24	8/4/2003 11:00	2130	50	76
2	12.39	7/12/1992 2:00	1706	33	41
3	12.26	7/13/1995 23:00	1824	31	37
4	11.11	6/8/1958 11:00	377	17	17
5	11.03	3/4/1964 7:00	575	16	16
6	10.87	8/17/1979 20:00	1205	14	14
7	10.85	11/1/1985 22:00	1451	14	14
8	10.50	5/31/2008 2:00	2335	12	11
9	10.33	12/22/2004 5:00	2196	10	10
10	10.33	6/22/1969 18:00	783	10	10
11	10.29	5/23/1973 0:00	949	10	9
12	10.26	1/1/1950 19:00	45	10	9
13	10.05	6/14/2015 16:00	2642	9	8
14	10.03	6/23/2017 11:00	2731	9	8
15	9.91	6/10/1949 12:00	24	8	7
16	9.61	4/15/1996 14:00	1853	7	6
17	9.59	5/3/1968 11:00	738	7	6
18	9.39	6/29/1979 7:00	1198	6	5
19	9.07	5/25/1997 4:00	1896	5	4
20	8.91	4/4/2011 9:00	2441	4	3
21	8.75	5/15/2004 3:00	2164	4	3
22	8.71	4/30/2022 7:00	2954	4	3
23	8.66	1/14/1959 12:00	399	3	3
24	8.64	7/9/1990 16:00	1629	3	3
25	8.57	5/7/2001 21:00	2035	3	3
26	8.39	5/15/1990 23:00	1621	3	2
27	8.21	3/14/2020 13:00	2861	3	2
28	8.18	8/7/1972 3:00	912	2	2
29	8.18	6/20/1993 14:00	1746	2	2
30	8.16	6/12/2019 18:00	2830	2	2
31	8.14	7/14/1958 14:00	383	2	2
32	8.02	5/11/1980 8:00	1232	2	2
33	8.02	6/8/2018 13:00	2775	2	2
34	7.99	7/10/1988 20:00	1537	2	2
35	7.93	7/2/2022 5:00	2963	2	2
36	7.93	5/26/1981 18:00	1280	2	2
37	7.90	7/7/1989 19:00	1591	2	2
38	7.72	6/26/2010 19:00	2415	2	2
39	7.65	7/11/1976 20:00	1092	2	2
40	7.64	8/17/1965 1:00	640	2	2

85.3% confidence in upward trend (τ = 0.114)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	15.19	7/21/2003 9:00	2128	36	39
2	15.17	6/9/1958 7:00	377	36	38
3	15.10	6/25/1995 18:00	1820	35	37
4	14.64	6/12/1969 17:00	782	28	27
5	14.43	7/9/1979 22:00	1199	25	24
6	14.21	6/17/1992 11:00	1704	22	21
7	12.36	10/30/1985 2:00	1451	8	7
8	12.32	6/18/2017 21:00	2730	8	7
9	12.28	1/1/1950 19:00	45	8	6
10	12.11	11/30/2004 15:00	2194	7	6
11	12.00	6/10/1949 12:00	24	7	5
12	11.95	8/17/1972 18:00	914	7	5
13	11.94	6/5/2015 21:00	2642	7	5
14	11.93	6/8/1990 4:00	1626	7	5
15	11.87	5/31/2008 2:00	2335	6	5
16	11.85	2/26/1964 8:00	575	6	5
17	11.78	5/21/2018 22:00	2771	6	5
18	11.67	5/1/1981 1:00	1276	6	4
19	11.61	5/23/1973 0:00	949	5	4
20	11.40	4/4/2011 9:00	2441	5	4
21	11.15	6/13/1989 4:00	1587	4	3
22	11.05	4/30/2004 9:00	2161	4	3
23	11.02	4/20/1968 9:00	736	4	3
24	10.99	4/30/2003 15:00	2113	4	3
25	10.83	4/30/2022 7:00	2954	3	3
26	10.77	7/4/1966 17:00	673	3	3
27	10.65	4/20/1996 3:00	1854	3	2
28	10.42	3/2/2020 8:00	2859	3	2
29	10.17	7/18/1988 15:00	1538	2	2
30	10.17	5/5/1997 19:00	1895	2	2
31	10.05	9/7/1990 9:00	1635	2	2
32	10.00	5/12/1970 18:00	816	2	2
33	9.94	9/5/2006 12:00	2262	2	2
34	9.84	1/1/1959 0:00	398	2	2
35	9.83	11/14/2011 3:00	2477	2	2
36	9.83	6/10/2019 9:00	2830	2	2
37	9.82	6/11/2023 12:00	3000	2	2
38	9.82	6/4/2010 14:00	2411	2	2
39	9.73	6/24/1976 2:00	1090	2	2
40	9.59	7/5/2022 7:00	2963	2	1

76.9% confidence in upward trend (τ = 0.094)

Rank	Total	Date	Event ID	Gauge ARI (y)	Atlas ARI (y)
1	19.51	6/5/1958 19:00	376	61	101
2	18.43	7/21/1979 21:00	1200	42	51
3	18.25	8/2/2003 3:00	2128	39	46
4	17.14	6/24/1995 14:00	1820	26	24
5	16.90	6/12/1969 17:00	782	24	21
6	16.11	7/1/1992 21:00	1705	17	14
7	15.95	3/1/1964 22:00	575	16	13
8	14.92	5/15/1990 13:00	1621	10	7
9	14.02	5/20/2022 4:00	2957	7	5
10	14.01	6/18/2017 20:00	2730	7	5
11	13.94	11/16/2004 4:00	2191	6	4
12	13.92	5/27/1973 2:00	950	6	4
13	13.91	10/13/1985 4:00	1449	6	4
14	13.91	5/7/2008 20:00	2332	6	4
15	13.87	12/26/1949 3:00	44	6	4
16	13.68	4/17/1981 2:00	1272	6	4
17	13.66	6/9/1989 5:00	1586	6	4
18	13.34	5/26/2018 9:00	2772	5	3
19	13.33	3/4/2011 11:00	2438	5	3
20	13.28	8/7/1972 3:00	912	5	3
21	13.27	7/18/1988 15:00	1538	5	3
22	13.14	4/20/2004 15:00	2160	4	3
23	13.01	4/13/1996 20:00	1853	4	3
24	12.85	6/12/2015 15:00	2642	4	2
25	12.76	5/23/1949 3:00	22	3	2
26	12.47	3/20/2020 2:00	2862	3	2
27	12.41	4/19/1970 6:00	813	3	2
28	12.35	4/25/2019 21:00	2824	3	2
29	12.21	4/17/1968 17:00	736	3	2
30	11.91	8/28/2006 20:00	2260	2	2
31	11.86	6/12/1976 16:00	1087	2	2
32	11.85	4/21/1997 10:00	1893	2	2
33	11.77	12/4/1951 6:00	140	2	2
34	11.69	4/20/2003 20:00	2112	2	2
35	11.69	4/8/2002 4:00	2076	2	2
36	11.67	2/14/2018 17:00	2759	2	1
37	11.67	7/6/1966 11:00	673	2	1
38	11.64	5/21/2010 7:00	2409	2	1
39	11.62	7/30/2018 2:00	2788	2	1
40	11.50	6/6/2013 0:00	2552	2	1

89.3% confidence in upward trend (τ = 0.126)

Frequency Estimates
Duration	Average Recurrence Interval													GEV			Constraint adjustment
Duration	1-mo	3-mo	6-mo	1-y	2-y	5-y	10-y	25-y	50-y	100-y	200-y	500-y	1000-y	ξ	α	κ	Constraint adjustment
Event	0.910	1.53	1.99	2.35	2.80	3.33	3.81	4.61	5.38	6.35	7.57	9.67	11.7	2.669	0.3412	-0.3300	1.
1-hour	0.330	0.590	0.790	1.18	1.54	1.89	2.17	2.59	2.95	3.35	3.82	4.53	5.16	1.442	0.2595	-0.1908	1.16
2-hour	0.450	0.760	1.02	1.34	1.76	2.15	2.46	2.92	3.31	3.75	4.24	4.99	5.64	1.643	0.2971	-0.1757	1.05
3-hour	0.520	0.850	1.12	1.45	1.87	2.27	2.59	3.07	3.48	3.95	4.47	5.28	5.99	1.753	0.3012	-0.1865	1.03
6-hour	0.640	1.05	1.35	1.65	2.12	2.57	2.91	3.40	3.81	4.27	4.78	5.54	6.18	1.995	0.3400	-0.1540	1.02
12-hour	0.760	1.25	1.58	1.94	2.31	2.73	3.10	3.70	4.28	4.98	5.85	7.31	8.71	2.201	0.2790	-0.3018	1.00
1-day	0.870	1.43	1.85	2.20	2.62	3.09	3.51	4.20	4.86	5.66	6.65	8.33	9.94	2.496	0.3149	-0.3047	1.00
2-day	0.970	1.64	2.05	2.46	3.03	3.61	4.08	4.80	5.44	6.18	7.04	8.39	9.61	2.874	0.4157	-0.2195	1.00
3-day	1.03	1.78	2.24	2.63	3.34	4.01	4.53	5.28	5.91	6.61	7.40	8.57	9.57	3.148	0.5114	-0.1589	1.00
4-day	1.08	1.91	2.39	2.79	3.68	4.48	5.06	5.88	6.55	7.27	8.05	9.17	10.1	3.444	0.6294	-0.1160	1.00
7-day	1.21	2.26	2.90	3.44	4.21	5.06	5.80	7.00	8.13	9.50	11.2	14.0	16.6	3.984	0.5727	-0.2897	1.00
10-day	1.25	2.59	3.28	3.84	4.77	5.72	6.50	7.70	8.78	10.0	11.5	13.8	15.9	4.506	0.6786	-0.2283	1.00
20-day	1.25	3.40	4.54	5.34	6.41	7.48	8.34	9.63	10.8	12.1	13.6	15.9	17.9	6.111	0.7786	-0.2047	1.00
30-day	1.25	3.99	5.52	6.51	7.86	9.19	10.3	11.9	13.3	14.8	16.7	19.5	22.0	7.486	0.9772	-0.1991	1.00
45-day	1.25	4.60	6.76	7.95	9.80	11.5	12.7	14.4	15.9	17.4	19.1	21.5	23.5	9.310	1.309	-0.1225	1.00
60-day	1.25	4.60	7.88	9.99	11.7	13.5	14.9	17.0	18.9	21.1	23.6	27.6	31.2	11.24	1.261	-0.2137	1.00

90% confidence intervals
Duration	1-y	2-y	5-y	10-y	25-y	50-y	100-y	200-y	500-y	1000-y
1-hour	1.12-1.22	1.47-1.62	1.78-2.03	1.99-2.39	2.25-2.99	2.45-3.59	2.65-4.34	2.84-5.25	3.08-6.86	3.26-8.53
2-hour	1.27-1.39	1.68-1.83	2.03-2.30	2.27-2.70	2.59-3.35	2.83-4.00	3.04-4.80	3.26-5.82	3.54-7.60	3.75-9.34
3-hour	1.38-1.49	1.79-1.95	2.15-2.42	2.40-2.83	2.72-3.50	2.95-4.17	3.21-5.02	3.45-6.09	3.80-7.94	4.03-9.76
6-hour	1.56-1.70	2.04-2.21	2.44-2.72	2.71-3.13	3.05-3.80	3.29-4.46	3.53-5.27	3.75-6.30	4.06-7.92	4.29-9.47
12-hour	1.86-1.97	2.24-2.40	2.61-2.92	2.88-3.43	3.26-4.34	3.55-5.33	3.86-6.69	4.20-8.54	4.65-12.10	5.01-16.02
1-day	2.12-2.23	2.54-2.71	2.95-3.29	3.26-3.84	3.71-4.89	4.08-6.03	4.43-7.56	4.81-9.60	5.38-13.53	5.84-17.89
2-day	2.35-2.52	2.93-3.14	3.43-3.83	3.79-4.45	4.27-5.52	4.62-6.60	4.99-7.94	5.35-9.76	5.85-12.84	6.22-16.00
3-day	2.50-2.71	3.21-3.48	3.82-4.27	4.22-4.91	4.75-5.97	5.13-6.99	5.47-8.21	5.82-9.71	6.27-12.21	6.64-14.63
4-day	2.63-2.89	3.53-3.84	4.23-4.75	4.71-5.46	5.29-6.64	5.70-7.68	6.06-8.93	6.45-10.36	6.92-12.66	7.25-14.76
7-day	3.29-3.51	4.05-4.38	4.76-5.41	5.32-6.41	6.08-8.26	6.68-10.34	7.29-12.94	7.96-16.65	8.85-23.79	9.56-31.44
10-day	3.67-3.94	4.60-4.97	5.42-6.09	6.02-7.10	6.79-8.86	7.39-10.64	7.99-12.94	8.58-16.00	9.40-21.47	10.00-27.08
20-day	5.13-5.44	6.20-6.62	7.16-7.90	7.80-9.01	8.69-10.86	9.34-12.76	9.98-15.17	10.66-18.15	11.55-23.30	12.24-28.43
30-day	6.26-6.63	7.60-8.14	8.76-9.69	9.57-11.02	10.55-13.17	11.34-15.38	12.08-18.07	12.84-21.52	13.79-27.59	14.50-33.42
45-day	7.63-8.16	9.48-10.16	11.00-12.05	12.01-13.60	13.23-16.10	14.10-18.39	14.95-21.08	15.82-24.24	16.84-29.18	17.54-34.09
60-day	9.64-10.15	11.42-12.07	12.94-14.17	14.01-15.94	15.45-19.27	16.51-22.56	17.53-26.62	18.63-32.26	20.07-41.29	21.17-51.39

GEV distribution fitted using L-moments for ≥1 year
Empirical results for periods <1 year
NOAA Atlas 14 frequency estimates
Input file: C:\Users\heinemanmc\OneDrive - CDM Smith\MetData\2024merged\KCMH.dat
Analysis completed: 3/2/2025 13:08
Elapsed time : 189.2 seconds
Developed by Mitch Heineman, Ajay Prasad, and Masoud Soltani. CDM Smith, 1991-2025