U.S. GEOLOGICAL SURVEY

WATER-RESOURCES CONDITIONS IN NEW YORK

NOVEMBER 1998




U.S. GEOLOGICAL SURVEY, WRD New York District, Troy, NY WATER RESOURCES REVIEW AND CURRENT CONDITIONS STATEMENT FOR NOVEMBER 1998 Prepared December 2, 1998 Troy Subdistrict--Summary Report Provisional mean flows in eastern New York were in the deficient range at all sites monitored and included in this report. The percent of median flow decreased at all sites herein. Streamflow conditions were in the deficient range for the third consecutive month at Wallkill River at Gardiner and the fourth consecutive month at Mohawk River at Cohoes. Ithaca Subdistrict--Summary Report Provisional mean flows for the month of November were in the deficient range at all monitored sites in western New York. Allegheny River at Salamanca remained deficient for the third consecutive month and Genesee River at Wellsville was deficient for the fourth consecutive month, recording the lowest November monthly mean of record. Coram Subdistrict--Summary Report Provisional mean flow at Massapequa Creek for the month of November was in the deficient range for the fourth consecutive month. This was the lowest November monthly mean of record (61 years). Provisional Data for November 1998# INDEX STREAMFLOW STATIONS (Reference period 1961-90)

* Deficient. e Estimated. # Note: Flow statistics based on data collected through November 30, 1998. MONTHLY MEAN DISCHARGE FOR INDEX STREAMFLOW STATIONS

Provisional Data for November 1998# MEAN FLOW FOR SELECTED GAGING STATIONS Percent of median Flow for month of Nov. Station (cfs) (period of record) *01350000 Schoharie Creek at Prattsville 74 19 *01371500 Wallkill River at Gardiner 133 15 *01372500 Wappinger Cr near Wappingers Falls 47 32 *01420500 Beaver Kill at Cooks Falls 184 33 *01531000 Chemung River at Chemung 288 23 *03011020 Allegheny River at Salamanca 277 11 *04217000 Tonawanda Creek at Batavia 36 24 *04221000 Genesee River at Wellsville 26 9 *04230500 Oatka Creek at Garbutt 46 41 # Note: Flow statistics based on data collected through November 30, 1998. * 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 3,198 3,206 2,825 01323500 Great Sacandaga Lake at Conklinville 16,710 20,560 20,020 04295000 Richelieu River (Lake Champlain) at Rouses Point, NY - Elevation in ft above sea level November 30, 1998 95.58 November 30, 1997 95.73 Average (1939-97) 95.14 Maximum daily 98.57 (1991) Minimum daily 93.12 (1954) New York City reservoir system was at 60.6 percent of capacity on November 30, 1998. Normal for this period is 70.7 percent of capacity. Provisional Data for November 1998 INDEX OBSERVATION WELLS Departure from Median County Well No. Date Water Level (through 1997) Albany A-636 11/30 10.98 - 0.06 Kings K1194 11/24 10.37* + .57 Nassau N1259 11/19 46.01* - 2.99 Nassau N1616 11/19 71.46* - 2.90 Otsego Og-23 11/20 10.80 - 4.93 Queens Q1249 12/1 21.19* - 9.55 St. Lawrence St-40 11/30 6.58 + .68 Saratoga Sa-1100 11/30 70.41 + 2.64 Suffolk S1806 11/19 53.41* - .84 Suffolk S1810 11/19 51.41* + 1.14 Suffolk S1812 11/18 47.53* + 2.17 Suffolk S4271 11/18 11.71* + .96 Suffolk S6431 11/18 46.45* + 3.27 Suffolk S8833 11/20 18.28* + 2.56 * Water level in feet below land-surface datum unless noted with * which indicates ref- erence to sea level. Note: Data for Bm-121, Cm-46, Cn-12, Ct-121, Cu-10, C-102, M-178, Oe-151, Sb-472, and Wo-4, unavailable.

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