# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-25 15:35:03 EST # # ---------------------------------- WARNING ---------------------------------------- # Some of the data that you have obtained from this U.S. Geological Survey database # may not have received Director's approval. Any such data values are qualified # as provisional and are subject to revision. Provisional data are released on the # condition that neither the USGS nor the United States Government may be held liable # for any damages resulting from its use. # # More data may be available offline. # For more information on these data, contact USGS Water Data Inquiries. # This file contains the annual peak streamflow data. # # This information includes the following fields: # # agency_cd Agency Code # site_no USGS station number # peak_dt Date of peak streamflow (format YYYY-MM-DD) # peak_tm Time of peak streamflow (24 hour format, 00:00 - 23:59) # peak_va Annual peak streamflow value in cfs # peak_cd Peak Discharge-Qualification codes (see explanation below) # gage_ht Gage height for the associated peak streamflow in feet # gage_ht_cd Gage height qualification codes # year_last_pk Peak streamflow reported is the highest since this year # ag_dt Date of maximum gage-height for water year (if not concurrent with peak) # ag_tm Time of maximum gage-height for water year (if not concurrent with peak # ag_gage_ht maximum Gage height for water year in feet (if not concurrent with peak # ag_gage_ht_cd maximum Gage height code # # Sites in this file include: # USGS 01309500 MASSAPEQUA CREEK AT MASSAPEQUA NY # # Peak Streamflow-Qualification Codes(peak_cd): # 1 ... Discharge is a Maximum Daily Average # 2 ... Discharge is an Estimate # 3 ... Discharge affected by Dam Failure # 4 ... Discharge less than indicated value, # which is Minimum Recordable Discharge at this site # 5 ... Discharge affected to unknown degree by # Regulation or Diversion # 6 ... Discharge affected by Regulation or Diversion # 7 ... Discharge is an Historic Peak # 8 ... Discharge actually greater than indicated value # 9 ... Discharge due to Snowmelt, Hurricane, # Ice-Jam or Debris Dam breakup # A ... Year of occurrence is unknown or not exact # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # C ... All or part of the record affected by Urbanization, # Mining, Agricultural changes, Channelization, or other # F ... Peak supplied by another agency # O ... Opportunistic value not from systematic data collection # R ... Revised # # Gage height qualification codes(gage_ht_cd,ag_gage_ht_cd): # 1 ... Gage height affected by backwater # 2 ... Gage height not the maximum for the year # 3 ... Gage height at different site and(or) datum # 4 ... Gage height below minimum recordable elevation # 5 ... Gage height is an estimate # 6 ... Gage datum changed during this year # 7 ... Debris, mud, or hyper-concentrated flow # 8 ... Gage height tidally affected # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # F ... Peak supplied by another agency # R ... Revised # # agency_cd site_no peak_dt peak_tm peak_va peak_cd gage_ht gage_ht_cd year_last_pk ag_dt ag_tm ag_gage_ht ag_gage_ht_cd 5s 15s 10d 6s 8s 33s 8s 27s 4s 10d 6s 8s 27s USGS 01309500 1937-09-13 53.0 1.09 3 USGS 01309500 1938-09-21 90.0 1.37 3 USGS 01309500 1939-04-07 59.0 1.14 3 USGS 01309500 1940-03-05 58.0 1.13 3 USGS 01309500 1941-02-08 90.0 1.36 3 USGS 01309500 1942-07-27 38.0 0.95 3 USGS 01309500 1943-09-15 72.0 1.24 3 USGS 01309500 1944-01-07 151 1.62 3 USGS 01309500 1945-02-23 39.0 0.95 3 USGS 01309500 1946-08-07 74.0 1.20 3 USGS 01309500 1947-07-15 51.0 1.04 3 USGS 01309500 1948-07-14 68.0 1.16 3 USGS 01309500 1949-05-03 49.0 1.03 3 USGS 01309500 1950-08-20 36.0 0.91 3 USGS 01309500 1951-03-31 38.0 0.93 3 USGS 01309500 1952-06-01 136 1.61 3 USGS 01309500 1953-03-13 78.0 1.26 3 USGS 01309500 1954-09-11 81.0 1.28 3 USGS 01309500 1955-08-12 180 9 1.83 3 USGS 01309500 1955-11-04 74.0 1.22 3 USGS 01309500 1956-10-07 67.0 1.17 3 USGS 01309500 1958-02-28 106 1.44 3 USGS 01309500 1959-07-15 132 1.59 3 USGS 01309500 1961-07-20 387 2.28 6 USGS 01309500 1962-03-12 279 2.06 USGS 01309500 1962-10-05 192 1.85 USGS 01309500 1963-11-29 117 1.61 USGS 01309500 1965-02-08 104 1.56 USGS 01309500 1966-05-19 187 1.75 2 1966-02-13 1.76 USGS 01309500 1967-06-23 173 1.79 USGS 01309500 1968-09-11 300 2.05 USGS 01309500 1969-07-28 156 1.68 USGS 01309500 1970-02-03 245 1.90 USGS 01309500 1971-02-08 281 1.98 USGS 01309500 1971-11-29 263 1.94 USGS 01309500 1972-10-07 370 2.16 USGS 01309500 1974-03-21 241 1.89 USGS 01309500 1975-06-12 250 1.91 USGS 01309500 1976-08-10 258 1.93 USGS 01309500 1977-03-22 173 1.71 USGS 01309500 1977-11-08 315 2.05 USGS 01309500 1979-01-21 340 2.10 USGS 01309500 1980-07-29 510 2.40 USGS 01309500 1980-11-28 191 1.76 USGS 01309500 1982-01-04 159 1.67 USGS 01309500 1983-04-16 237 1.88 USGS 01309500 1984-03-13 205 1.80 USGS 01309500 1985-02-12 146 1.63 USGS 01309500 1985-11-17 106 1.49 USGS 01309500 1987-01-02 96.0 1.45 USGS 01309500 1988-02-12 162 1.68 USGS 01309500 1989-08-12 224 1.85 USGS 01309500 1990-08-24 419 2.25 USGS 01309500 1990-10-23 275 1.97 USGS 01309500 1992-08-16 106 1.49 USGS 01309500 1993-04-01 176 1.72 USGS 01309500 1994-01-28 194 1.77 USGS 01309500 1995-01-20 36.0 1.11 USGS 01309500 1996-07-31 92.0 1.43 USGS 01309500 1997-08-21 104 1.48 USGS 01309500 1998-06-13 275 1.97 USGS 01309500 1999-01-03 258 1.93 USGS 01309500 2000-03-11 51.0 1.22 USGS 01309500 2005-10-14 323 2.07 USGS 01309500 2006-10-12 146 1.63 USGS 01309500 2008-03-08 249 1.92 USGS 01309500 2008-12-12 237 1.88 USGS 01309500 2010-03-30 266 1.95 USGS 01309500 2013-06-07 69.0 5 1.32 USGS 01309500 2014-08-13 271 1.96 USGS 01309500 2014-12-09 128 5 1.57 USGS 01309500 2015-12-23 32.0 1.08 USGS 01309500 2017-06-24 70.0 1.33 USGS 01309500 2018-09-25 18:45 98.9 1.46 USGS 01309500 2018-12-21 13:15 159 1.67 USGS 01309500 2019-12-14 08:00 34.6 1.08 USGS 01309500 2021-07-09 09:15 152 1.65 USGS 01309500 2021-10-26 10:30 57.9 1.26 USGS 01309500 2023-09-29 17:00 169 1.70