Water Quality

Propanil Update for 2021

Propanil Update for 2021

The CRC received calls about concerns with the propanil SuperWHAM!® CA performance last year. We reached out to UPL, the registrant, and the company completed considerable research over the winter months. 

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More Positive Results from Thiobencarb Monitoring

More Positive Results from Thiobencarb Monitoring

The thiobencarb monitoring results continue to be excellent  through May 20. Reporting shows three detections (<1.0 ppb) at the upper Colusa Basin site (CBD5) starting May 6 and going down by May 18. The monitoring site had a peak detection of 1.2 ppb on May 20, which is below the performance goal of 1.5 ppb. We will continue to share monitoring results throughout the season.  

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Encouraging Results from Thiobencarb Monitoring

Encouraging Results from Thiobencarb Monitoring

Good news! The thiobencarb monitoring results have been excellent and mostly non-detect through May 11. Monitoring is a weekly event with more recent results pending. The reporting shows two detections (<1.0 ppb) at the upper Colusa Basin site (CBD5), which are not a concern. We will continue to relay positive information on this important area, as well as any exceedances. 

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