Henryetta Municipal Authority, OK
Lead detected, under the action levels
Latest 90th-percentile lead: 1.54 ppb (monitoring period 2021-2023). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
About Henryetta Municipal Authority
Henryetta Municipal Authority serves about 6,096 people through 3,256 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Okmulgee County, Oklahoma. EPA system ID: OK1020709; phone on file: 918-652-3348. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
That is up 1.54 ppb from 0 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Henryetta Municipal Authority is 1.54 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 1.54 ppb |
| 2020 | 0 (not detected) |
| 2017 | 1.5 ppb |
How Henryetta Municipal Authority compares
Of the 870 Oklahoma systems with a lead result, the median latest reading is 0.81 ppb; 6 are over 15 ppb right now and 66 have gone over at some point. Henryetta Municipal Authority's 1.54 ppb sits at the 66th percentile in Oklahoma and the 64th nationally (higher means more lead).
Other water systems in Okmulgee County
14 other systems share Okmulgee County; 7 of them have a higher latest lead result than Henryetta Municipal Authority. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Okmulgee Pwa | 13,495 | 3.1 ppb |
| Okmulgee Co. Rwd #6 (Hectorville) | 8,370 | 5 ppb |
| Okmulgee Co. Rwd #20 | 2,377 | 2.1 ppb |
| Okmulgee Co. Rwd #7 (Nuyaka) | 2,357 | 0 (not detected) |
| Okmulgee Co. Rwd #2 (Preston) | 2,355 | 0 (not detected) |
| Okmulgee Co. Rwd #4 | 1,913 | 0 (not detected) |
| Okmulgee Co. Rwd #1 | 1,890 | 0 (not detected) |
| Mcintosh Co. Rwd #13 (Wells) | 1,465 | 2.08 ppb |
| Morris | 1,460 | 1.8 ppb |
| Beggs Public Works Authority | 1,364 | 2 ppb |
Next steps for Henryetta, OK
Test your own tap with a certified lab first-draw sample; Henryetta, OK may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Henryetta Municipal Authority whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. What a 90th-percentile result does and does not tell you: how to read a lead result. The action level is dropping - the 10 ppb rule from 2027.