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NPDES Self Monitoring Program
City of Turlock Water Quality Control Facility

Organization

City of Turlock
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CVRWQCB

Program website

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Plan contact

Dan Madden
209-668-5590

Start date 01/28/2010
End date None
Objectives The Discharger owns and operates a wastewater collection, treatment, and disposal system, and provides sewerage service to the City of Turlock, and the community service districts of Keyes and Denair. Treated combined municipal and industrial wastewater is discharged to the Harding Drain downstream of the Turlock Irrigation District (TID) Lateral No. 5 Drain, tributary to the San Joaquin River, a water of the United States. The Harding Drain is a man-made agricultural drainage facility desinged and maintained by TID for drainage purposes. Along with treated wastewater from the City of Turlock, orchard crops, municipal stormwater flows, local runoff due to precipitation, flows from groundwater dewatering wells and subsurface drains, urban runoff, and historically, illegal runoff from dairies.
Annual budget None

Basins & sub-basins monitored

  • San Joaquin River (Eastside, Lower San Joaquin River)
map

Sites Monitored

Name Code Latitude Longitude Map
TID Lateral 5/Ceres Drain, at Prairie Flower Road (above Hodges Drop)
RSW-001 37.463621 -120.930849 locate
Harding Drain, 100 ft below Hodges Drop
RSW-002 37.463604 -120.93064 locate
San Joaquin River, 1000 ft above Harding Drain
RSW-003 37.464311 -121.033555 locate
San Joaquin River, 500 ft below Harding Drain
RSW-004 37.46223 -121.032704 locate
San Joaquin River 50 feet above Harding Drain
RSW-005 37.463127 -121.032711 locate
San Joaquin River 9800 feet downstream of Discharge Point No. 002
RSW-006 37.469973 -121.047101 locate

Parameters Monitored

GroupParametersFrequency
General Water Quality Dissolved Oxygen (DO), Hardness, pH, Specific Conductance [EC @ 25 deg C], Temperature, Turbidity Weekly, Quarterly
Hydrology Flow Weekly
Nutrients Ammonia as Nitrogen NH3-N Monthly
Pathogens & Bacteria Fecal Coliforms Quarterly
Pesticides Organophosphates Quarterly
Priority Pollutants Priority Pollutants Monthly, Quarterly

Data Products Available

ItemAvailable OnlineURLAvailable by RequestComment
Monitoring Plan Yes http://www.waterboards.ca.gov/... Yes
Other No Yes Discharger self-report
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