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EPA's Proposed Perchlorate Limits: Costly, Not Beneficial

1/6/2026

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Summary

Story summary

The Environmental Protection Agency (EPA) plans to propose a perchlorate drinking water limit, prompted by a court order.
The proposal would not meaningfully benefit public health.
The proposal would impose high costs on most water systems.
Fewer than 0.1% of regulated systems would exceed the proposed limits of 20, 40, and 80 parts per billion, according to the EPA.

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Story summary

The Environmental Protection Agency (EPA) plans to propose a perchlorate drinking water limit, prompted by a court order.
The proposal would not meaningfully benefit public health.
The proposal would impose high costs on most water systems.
Fewer than 0.1% of regulated systems would exceed the proposed limits of 20, 40, and 80 parts per billion, according to the EPA.