U.S. GEOLOGICAL SURVEY

WATER-RESOURCES CONDITIONS IN

NEW YORK

MARCH 2000




U.S. GEOLOGICAL SURVEY, WRD New York District, Troy, NY WATER RESOURCES REVIEW AND CURRENT CONDITIONS STATEMENT FOR MARCH 2000 Prepared April 3, 2000 Troy Subdistrict--Summary Report Provisional streamflow conditions at sites monitored and included in this report in eastern New York were in the excessive range except at Wallkill River at Gardiner and Wappinger Creek near Wappingers Falls. The mean flows at these 2 sites were in the normal range. Streamflow conditions were in the excessive range for the third consecutive month at West Branch Oswegatchie River near Harrisville and Independence River at Donnattsburg. Data for Sacandaga River near Hope is temporarily unavailable. Ithaca Subdistrict--Summary Report Provisional mean monthly flows at monitored sites included in this report for western New York were in the normal range at Chenango River near Chenango Forks and Chemung River at Chemung. Sites at Allegheny River at Salamanca, Tonawanda Creek at Batavia, Genesee River at Wellsville, and Oatka Creek at Garbutt were in the deficient range. Susquehanna River at Conklin remained in the excessive range. Coram Subdistrict--Summary Report Massapequa Creek at Massapequa was discontinued due to lack of funding. ___________________________________________________________________________________________

___________________________________________________________________________________________ Provisional Data for March 2000# INDEX STREAMFLOW STATIONS (Reference period 1961-90)

~ Site discontinued. ** Excessive. # Note: Flow statistics based on data collected through March 31, 2000. MONTHLY MEAN DISCHARGE FOR INDEX STREAMFLOW STATIONS

Provisional Data for March 2000# MEAN FLOW FOR SELECTED GAGING STATIONS Percent of median Flow for month Station (cfs) (period of record) **01350000 Schoharie Creek at Prattsville 1,300 169 01371500 Wallkill River at Gardiner 2,280 108 01372500 Wappinger Creek near Wappingers Falls 579 106 **01413500 E Br Delaware River at Margaretville 762 149 **01420500 Beaver Kill at Cooks Falls 1,460 155 **01423000 W Br Delaware River at Walton 1,660 161 01512500 Chenango River near Chenango Forks 5,700 113 01531000 Chemung River at Chemung 4,240 75 *03011020 Allegheny River at Salamanca 3,600 64 *04217000 Tonawanda Creek at Batavia 307 56 *04221000 Genesee River at Wellsville 541 74 *04230500 Oatka Creek at Garbutt 349 66 **04256000 Independence River at Donnattsburg 394 159 ** Excessive * Deficient 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 4,629 3,301 2,314 01323500 Great Sacandaga Lake at Conklinville 27,220 14,170 16,980 04295000 Richelieu River (Lake Champlain) at Rouses Point, NY - Elevation in ft above sea level March 31, 2000 98.38 March 31, 1999 97.19 Average (1939-98) 96.18 Maximum daily 100.68 (1976) Minimum daily 93.63 (1940) New York City reservoir system was at 92.1 percent of capacity on March 31, 2000. Normal for this period is 94.8 percent of capacity. # Note: Flow statistics based on data collected through March 31, 2000. ___________________________________________________________________________________________ Provisional Data for March 2000 INDEX OBSERVATION WELLS The observation-well network generally reflects conditions in water-table sand and gravel aquifers and does not necessarily reflect conditions in confined and bedrock aquifers. Water levels in N1259, N1616, Q1249, Sa-1100, S1806, and S1810 have been affected by changes in ground-water withdrawals or sewering. Departure from Median County Well No. Date Water Level (through 1997) Albany A-636 3/31 8.79 + 0.38 Broome Bm-121 3/9 17.85 + 6.05 Cattaraugus Ct-121 3/7 6.43 - .52 Chautauqua Cu-10 3/7 14.97 + 5.35 Chemung Cm-46 3/13 23.35 + .26 Chenango Cn-12 3/9 5.93 + 2.68 Cortland C-102 unavailable Dutchess Du-1009 3/6 12.94 + .28 Kings K1194 3/22 9.71 + .09 Madison M-178 3/21 6.18 - .10 Nassau N1259 3/23 44.13 - 6.12 Nassau N1616 3/23 68.38 - 4.32 Oneida Oe-151 unavailable Otsego Og-23 3/2 4.68 + .34 Queens Q1249 3/22 23.23 - 3.06 St. Lawrence St-40 3/27 5.15 + 1.02 Saratoga Sa-1100 unavailable Steuben Sb-472 3/8 5.58 + 1.87 Suffolk S1806 unavailable Suffolk S1810 3/23 48.79 - 2.25 Suffolk S1812 3/22 45.23 - .75 Suffolk S4271 3/22 10.99 + .22 Suffolk S5517 3/20 41.70 - .20 Suffolk S8833 3/24 15.32 - 1.12 Wyoming Wo-4 3/7 11.79 + .11 * Water level in feet below land-surface datum unless noted with * which indicates reference to sea level.

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