SCH Number 2004032036

Project Info

Title

Woodbridge Irrigation District Algae/Aquatic Weed Control Program

Description

The District is planning the adoption of an Algae/Aquatic Week Control Program for its use of aquatic herbicides containing chemicals in its canal system distributing irrigation water to farms served by the District, under controls and restrictions that would permit occasional variances in the event of any exceedances of the applicable water quality criteria for priority pollutants, to the extent allowed under the SWRCB draft 2004 General Permit requirements for a Policy for Implemenation of Toxic Standards for Inland Surface Waters, Enclosed Bays, and Estuaries of California ("SIP"), Section 5.3 Exception. The District embraces a gross area of approximately 12,000 acres of agricultural 40,000 acres lying west of Highway 99, between Thornton and Stockton in San Joaquin County, and distributes an irrigation water supply from the Mokelumne River through an earthen canal system to approximately 12,000 acres of agricultural lands within the larger aera. Any terminal spills from the canal system passing outlet control weirs discharge into waterways on the eastern edge and tributary to the Sacramento San Joaquin Delta (Beaver Slough, West Main Canal to Sycamore Slough, Moffit Dam and South Main Canal to Calaveras River).

2 documents in project