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USGS 425520078535601 MANHOLE, WEST DELAVAN AVE, 110 FT W OF NIAGARA ST

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
LOCATION.--Lat 42°55'20.2", long 78°53'55.8" referenced to North American Datum of 1983, Erie County, NY, Hydrologic Unit 04120104, 6 ft upstream of CSO outfall into Black Rock Canal, approximately 100 ft from Interstate Highway 190, 3.0 mi from downtown Buffalo.
PERIOD OF RECORD.--August 2016 to current year.
GAGE.--Acoustic velocity meter and water-stage recorder.
REMARKS.--Flow in 2.85 ft diameter storm sewer.
Water Years 2016-20: Records fair except estimated daily discharges, which are poor. Water Years 2021-22: Records poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 47.8 ft³/s, June 2, 2020, gage height, 2.54 ft; minimum discharge, 0 ft³/s on many days.
> Rating Information
This station managed by the NY Water Science Center Ithaca.

Available Parameters Period of Record
  
2016-08-24  2023-11-06
2021-04-17  2023-09-16







 (365)
 
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Discharge, cubic feet per second

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

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