USGS Surface Water for USA: Peak Streamflow

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Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Peak Streamflow for the Nation

Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
1947	1947-09	8.50^5,Bd
1948	1947-11	8.50^5,Bd
1969	1969-08-24	6.86	620^C
1970	1969-10-05	6.53	519^C
1971	1971-08-03	6.20	282^C
1972	1972-05-07	13.20	5,420^C
1973	1973-09-26	12.40	4,600^C
1974	1974-08-08	8.78	1,680^C
1975	1975-05-08	11.20	3,470^C
1976	1976-05-07	13.10	5,310^C
1977	1976-10-04	7.38	1,040^C
1978	1978-09-13	14.82	7,450^C
1979	1979-06-01	7.44	1,080^C
1980	1979-12-28	6.23	553^C
1981	1981-06-13	6.23	2,500^2,C
1983	1983-05-21	5.35	1,050^C
1984	1984-05-28	5.35	1,000^C
1985	1985-05-24	6.38	2,250^C
1986	1986-06-04	9.85	8,000^C
1987	1987-05-31	8.36	5,080^C
1988	1988-07-21	6.33	2,200^C
1989	1989-06-14	6.64	2,550^C
1990	1990-03-14	6.63	2,540^C
1991	1991-04-05	14.38	19,700^C
1992	1992-03-03	8.04	4,520^C
1993	1993-05-05	12.30	13,900^C
1994	1994-05-15	8.64	2,960^C
1995	1994-10-25	7.82	4,170^C
1996	1996-09-24	6.03	1,860^C
1997	1997-06-22	8.39	5,130^C
1998	1998-03-16	7.89	4,280^C
1999	1998-10-17	14.01	18,600^C
2000	2000-06-10	6.27	2,130^C
2001	2000-11-02	8.75	5,770^C
2002	2002-07-01	14.54	20,100^C
2003	2003-09-11	7.06	3,080^C
2004	2004-06-25	7.65	3,900^C
2005	2004-11-22	10.61	9,610^C
2006	2006-05-05	8.76	5,780^C
2007	2007-08-16	10.11	8,220^C
2008	2008-07-08	5.77	1,570^C
2009	2009-09-22	6.91	2,750^C
2010	2009-10-04	9.71	7,350^C
2011	2011-01-09	5.86	1,650^C
2012	2012-08-19	8.60^2,N	5,220^C
2013	2013-05-25	12.37	14,200^C
2014	2014-07-18	8.47	5,000^C
2015	2015-04-25	9.31	6,540^C
2016	2016-09-26	9.63²	16,500^C
2017	2016-12-03	8.36	6,290^C
2018	2018-09-03	10.56	10,600^2,C
2019	2018-11-08	8.07	4,420^C
2020	2019-10-24	9.44	7,410^C
2021	2021-04-28	7.86	4,050^C
2022	2021-10-14	9.91	8,670^2,C
2023	2023-05-13	7.74	3,840^C
2024	2024-09-03		5,550^C

USGS 08177700 Olmos Ck at Dresden Dr, San Antonio, TX