Mccurtain Co. Rwd #8 (Mt. Fork Water), OK
Lead detected, under the action levels
Latest 90th-percentile lead: 7.91 ppb (monitoring period 2025-2025). 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.
Who runs the water here
Mccurtain Co. Rwd #8 (Mt. Fork Water) serves about 5,685 people through 3,449 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 Mccurtain County, Oklahoma. EPA system ID: OK1010207; phone on file: 580-584-2918. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Mccurtain Co. Rwd #8 (Mt. Fork Water)'s lead record
That is up 6.69 ppb from 1.22 ppb in the period ending 2024. The highest 90th-percentile result EPA holds for Mccurtain Co. Rwd #8 (Mt. Fork Water) is 7.91 ppb across 12 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 7.91 ppb |
| 2024 | 1.22 ppb |
| 2023 | 2.1 ppb |
| 2023 | 1.24 ppb |
| 2022 | 0 (not detected) |
| 2021 | 1.09 ppb |
| 2020 | 0 (not detected) |
| 2019 | 0.65 ppb |
| 2018 | 1.62 ppb |
| 2017 | 1.65 ppb |
| 2016 | 2.26 ppb |
| 2016 | 3.22 ppb |
Against other Oklahoma systems
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. Mccurtain Co. Rwd #8 (Mt. Fork Water)'s 7.91 ppb sits at the 97th percentile in Oklahoma and the 96th nationally (higher means more lead).
Nearby utilities
12 other systems share Mccurtain County; 0 of them have a higher latest lead result than Mccurtain Co. Rwd #8 (Mt. Fork Water). If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Idabel Pwa | 6,952 | 1.41 ppb |
| Broken Bow Pwa | 4,320 | 2.25 ppb |
| Mccurtain Co. Rwd #1 | 3,842 | 0.74 ppb |
| Mccurtain Co. Rwd #7 | 1,847 | 0 (not detected) |
| Mccurtain Co. Rwd #5 (Hochatown) | 1,614 | 0 (not detected) |
| Mccurtain Co. Rwd #9 | 999 | 4.07 ppb |
| Valliant Pwa | 971 | 1.58 ppb |
| Wright City Pwa | 792 | 0.81 ppb |
| Mccurtain Co. Rwd #2 | 755 | 0 (not detected) |
| Mccurtain Co. Rwd #6 (Kiamichi) | 600 | 1.56 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Broken Bow, 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 Mccurtain Co. Rwd #8 (Mt. Fork Water) 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. Why sampled homes are the worst-case ones is in the guide to reading the number. The action level is dropping - the 10 ppb rule from 2027.