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Field Notes

Continuous-flow pH adjustment system installed at a construction dewatering site next to a discharge pipe
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pH Adjustment Systems for Wastewater: Continuous-Flow vs. Batch Treatment

A continuous-flow pH adjustment system corrects alkaline wastewater automatically, in real time, without batch tanks or manual dosing — the right choice whenever discharge volume is steady and a facility...

August 21, 2026 · ERE Inc.
Environmental technician lowering a Sludge Judge sampler into a wastewater clarifier to measure settled sludge depth
July 09, 2026

How to Use a Sludge Judge Sampler: Tank & Lagoon Sludge Depth Protocol

By ERE Inc.

Reading sludge depth in a clarifier, lagoon, or holding tank comes down to one tool used correctly: lower the Sludge Judge to the bottom, let...

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