U.S. GEOLOGICAL SURVEY

WATER-RESOURCES CONDITIONS IN NEW YORK

MARCH 1999




U.S. GEOLOGICAL SURVEY, WRD New York District, Troy, NY WATER RESOURCES REVIEW AND CURRENT CONDITIONS STATEMENT FOR MARCH 1999 Prepared April 2, 1999 Troy Subdistrict--Summary Report Provisional streamflow conditions in eastern New York were in the normal range at all sites monitored and included in this report except at West Branch Oswegatchie River near Harrisville. Mean flow at this northern site was in the deficient range after being excessive the last two months. Adjustments were made to mean flows at some of these sites due to minor ice effect during the month. Ithaca Subdistrict--Summary Report Provisional mean flows for the month of March were in the deficient range at all monitored sites in western New York with the exception of Chemung River at Chemung, which was in the normal range. All sites were adjusted for ice conditions. Coram Subdistrict--Summary Report Provisional mean flow at Massapequa Creek at Massapequa for the month of March was in the deficient range. Provisional Data for March 1999# INDEX STREAMFLOW STATIONS (Reference period 1961-90)

* Deficient. # Note: Flow statistics based on data collected through March 31, 1999. MONTHLY MEAN DISCHARGE FOR INDEX STREAMFLOW STATIONS

Provisional Data for March 1999# MEAN FLOW FOR SELECTED GAGING STATIONS Percent of median Flow for month of Mar. Station (cfs) (period of record) 01350000 Schoharie Creek at Prattsville 1,050 137 01371500 Wallkill River at Gardiner 2,140 101 01372500 Wappinger Cr near Wappingers Falls 511 94 01420500 Beaver Kill at Cooks Falls 825 88 01531000 Chemung River at Chemung 5,520 105 *03011020 Allegheny River at Salamanca 3,230 57 *04217000 Tonawanda Creek at Batavia 332 64 *04221000 Genesee River at Wellsville 523 72 *04230500 Oatka Creek at Garbutt 356 72 # Note: Flow statistics based on data collected through March 31, 1999. LAKES AND RESERVOIRS Elevation & Storage at End of Month Reservoirs (Storage in million cubic feet) Current Year Last Year Average 01314500 Indian Lake nr Indian Lake, NY 3,301 4,247 2,304 01323500 Great Sacandaga Lake at Conklinville 14,170 22,800 17,020 04295000 Richelieu River (Lake Champlain) at Rouses Point, NY - Elevation in ft above sea level March 31, 1999 97.19 March 31, 1998 100.02 Average (1939-97) 96.15 Maximum daily 100.68 (1976) Minimum daily 93.63 (1940) New York City reservoir system was at 86.2 percent of capacity on March 31, 1999. Normal for this period is 94.8 percent of capacity. Provisional Data for March 1999 INDEX OBSERVATION WELLS Departure from Median County Well No. Date Water Level (through 1997) Albany A-636 3/31 8.90 + 0.27 Broome Bm-121 3/17 22.68 + 1.22 Cattaraugus Ct-121 3/9 5.67 + .24 Kings K1194 3/23 10.30* + .68 Nassau N1259 3/30 47.20* - 3.05 Nassau N1616 3/30 71.20* - 1.50 Oneida Oe-151 3/24 24.27 - 1.67 Otsego Og-23 3/15 6.00 - .98 Queens Q1249 3/22 20.64* - 5.65 St. Lawrence St-40 3/27 5.25 + .92 Saratoga Sa-1100 3/31 51.87 +19.65 Steuben Sb-472 3/24 6.30 + 1.15 Suffolk S1806 3/30 54.51* + .02 Suffolk S1810 3/30 51.15* + .11 Suffolk S1812 3/31 47.29* + 1.31 Suffolk S4271 3/23 12.04* + 1.27 Suffolk S5517 3/23 43.69* + 1.79 Suffolk S8833 3/25 17.69* + 1.25 Wyoming Wo-4 3/16 12.86 - .96 * Water level in feet below land-surface datum unless noted with * which indicates reference to sea level. Note: Data for Cu-10, Cm-46, Cn-12, C-102, M-178, unavailable.

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