Stormwater Solutions by FROG

A New Year, Two Required Samples: What Industrial Facilities Need to Know Under the IGP

A New Year, Two Required Samples: What Industrial Facilities Need to Know Under the IGP

For IGP-covered facilities, the new year means it’s time to collect the final two required stormwater samples. Learn how the second half of the reporting year works and what’s needed to stay compliant by June 30.
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When Basic BMPs Aren’t Enough: Upgrading for Better Stormwater Control

When Basic BMPs Aren’t Enough: Upgrading for Better Stormwater Control

Outdated BMPs can lead to stormwater exceedances. Learn how advanced treatment systems and targeted upgrades improve compliance and performance.
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Case Study: Achieving Stormwater Compliance with the 75 GPM Treatment System

Case Study: Achieving Stormwater Compliance with the 75 GPM Treatment System

See how Frog Environmental’s 75 GPM Stormwater Treatment System helped two industrial facilities reduce metals, sediment, nutrients, and oil & grease to meet CA IGP Numeric Action Levels and TMDL requirements.
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Trash & Debris in Stormwater: The Overlooked Compliance Risk

Trash & Debris in Stormwater: The Overlooked Compliance Risk

Visible trash in runoff can trigger inspections, violations, and clogged drains. Learn how simple BMPs like drain filters, housekeeping, and employee training keep your industrial site clean and compliant.
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COD in Stormwater: The Hidden Oxygen Thief Impacting Your Compliance

COD in Stormwater: The Hidden Oxygen Thief Impacting Your Compliance

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.
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