DATA & REPORTS

Check out the reports we've released over the past few years! Reports are listed in reverse chronological order. You can also sign up for our newsletter or follow us on social media to be notified of new reports that we release!

2026

2025 Swim Guide Report

During May to September, Three Rivers Waterkeeper sampled multiple popular recreation sites for their E. coli levels. This report summarizes the results of the sampling effort as a whole and draws conclusions on the water quality from 2023 - 2025 sampling results.

Read the full report here

2025

2024 State of Our Waters

In 2024, Three Rivers Waterkeeper performed baseline water quality monitoring, pollution response, and environmental compliance monitoring, and made progress on our riparian stewardship efforts.

Read the full report here

2025

An Evaluation of Compliance and Enforcement of the Clean Water Act in Southwestern PA Rivers & Tributaries

Three Rivers Waterkeeper looked at publicly available data to see how industries and regulatory enforcement comply with the federal Clean Water Act in Southwestern Pennsylvania.

Read the full report here

2025

PFAS Sampling in Southwestern PA

Three Rivers Waterkeeper conducted a baseline sampling effort for PFAS contamination across Southwest PA to establish an understanding of the levels of PFAS contamination in Pittsburgh’s rivers and tributaries.

Read the full report here

2025

Water and Sediment Sampling in Sulphur Run

Three Rivers Waterkeeper conducted multiple sampling efforts along Sulphur Run following the Norfolk Southern freight train derailment in East Palestine, Ohio, about a quarter-mile west of the Ohio-Pennsylvania state line. This report details the findings of our sampling efforts and further insight into water quality in the area.

Read the full report here

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