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Is El Reno, OK tap water safe?

El Reno serves El Reno, by EPA’s records. Here is what EPA’s and Oklahoma’s records show for it, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

El Reno serves El Reno. In EPA’s and Oklahoma’s records it has 1 result above the legal limit, 1 result above the health goal and 1 result above EPA’s health benchmark, and 11 health-based violations since 2016.

The worst: Total trihalomethanes (TTHM) at 74.2 ppb, above the legal limit.

Some homes in a town are on private wells or a small system of their own. The name on your water bill tells you which is yours.

What handles it

Each of these is certified, on a certifier’s listing, for a result above a line in El Reno’s water.

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Every claim, and more filters, in the full report

Water testing near El Reno

A utility tests the water it sends out. A test of your own tap shows what your pipes add, and on a private well it is the only test there is. It takes a lab Oklahoma certifies.

TapBuff hasn’t read Oklahoma’s list of certified labs yet. The national page links every state’s own list.

Certified labs, state by state

ZIP codes in El Reno

Which ZIP codes are in El Reno: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology.

Near El Reno

Other towns in Canadian County with a page of their own.

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