Stormwater Solutions by FROG

COD is a hidden but powerful indicator of stormwater pollution at industrial sites. Elevated levels signal excess oils, organics, and chemicals—and can quickly lead to violations. Learn where COD comes from and how to control it.

Nutrients like nitrogen and phosphorus can turn stormwater into a compliance risk. Learn how media filters, flocculants, and treatment systems keep runoff clean and prevent exceedances this rainy season.

FROG Environmental helped ELG Metals hit non-detect stormwater levels with a powerful 300 GPM system built for strict industrial compliance.

Nutrients like nitrogen and phosphorus can turn stormwater into a compliance risk. Learn how media filters, flocculants, and treatment systems keep runoff clean and prevent exceedances this rainy season.

Discover 5 low-cost BMPs that actually reduce stormwater pollutants at industrial sites. From drain guards to filter socks and housekeeping tips, Frog Environmental shows simple, affordable ways to stay IGP compliant.