USGS Surface Water for USA: Peak Streamflow

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Peak Streamflow for the Nation

**Output formats**
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Tab-separated file
peakfq (watstore) format
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Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
1951	1951-09-26	4.59	540
1952	1951-11-13	4.07	398
1953	1953-06-10	3.61	306
1954	1954-03-25	5.42	770
1955	1954-10-10	6.88	1,300
1956	1956-05-11	3.57	285
1957	1957-07-13	6.89	1,350
1958	1958-06-13	3.96	388
1959	1959-04-28	7.53	1,550
1960	1960-01-12	9.23	800
1961	1961-09-14	13.71	2,680
1962	1962-03-19	7.88	344
1963	1963-04-30	7.95	367
1964	1964-04-06	9.10	375
1965	1965-09-09	6.99	576
1966	1966-05-12	8.98	975
1967	1967-04-01	7.79	816
1968	1968-08-17	7.26	648
1969	1969-04-17	7.88	803
1970	1970-06-21	6.52	400
1971	1971-02-18	5.34²	188
1972	1972-08-26	7.95	830
1973	1972-12-30	7.83	786
1974	1974-04-03	7.22	696
1975	1975-04-18	9.70	1,630
1976	1976-06-13	10.22	2,230
1977	1977-08-08	6.89	560
1978	1978-07-21	6.94	575
1979	1979-04-12	8.02	967
1980	1980-07-21	6.46	439
1981	1981-06-13	7.64	823
1982	1982-03-13	7.65	826
1983	1983-07-02	9.86	1,960
1984	1984-03-15	7.22	670
1985	1985-03-04	8.89	1,390
1986	1986-09-26	7.12	636
1987	1987-08-26	7.93	939
1988	1988-04-06	7.47	759
1989	1989-09-01	7.48	708
1990	1990-05-09	9.87	1,910
1991	1990-11-27	9.02	1,470
1992	1992-09-09	8.10	1,100^C
1993	1993-06-07	8.13	791^C
1994	1994-08-11	7.31	569^C
1995	1995-01-14	7.30	567^C
1996	1996-07-18	10.37	2,300^C
1997	1997-02-21	9.34	1,540^C
1998	1998-09-07	8.71	1,160^C
1999	1999-04-09	8.03	860^C
2000	2000-04-20	7.29	633^C
2001	2001-08-02	7.68	745^C
2002	2001-10-13	8.30	962^C
2003	2003-05-09	7.16	600^C
2004	2004-08-28	7.82	790^C
2005	2005-01-13	7.50	692^C
2006	2006-08-10	6.82	559^C
2007	2006-10-03	9.00	1,490^C
2008	2008-09-14	8.85	1,240^C
2009	2008-12-27	9.01	1,330^C
2010	2010-07-24	10.36	2,350^C
2011	2011-06-09	9.02	1,580^C
2012	2012-08-26	8.32	1,210^C
2013	2013-04-18	10.57	2,610^C
2014	2014-08-22	10.06	2,240^C
2015	2015-06-15	8.44	1,270^C
2016	2016-05-12	7.55	870^C
2017	2017-03-01	7.36	797^C
2018	2018-02-20	8.80	1,450^C
2019	2019-07-02	8.50	1,140^C
2020	2020-05-17	10.95	2,880^C
2021	2021-06-26	9.63	1,850^C
2022	2022-02-17	8.03	968^C

USGS 05533000 FLAG CREEK NEAR WILLOW SPRINGS, IL