Marshall County Psd 4, WV
Lead detected, under the action levels
Latest 90th-percentile lead: 3.1 ppb (monitoring period 2020-2022). 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
Marshall County Psd 4 serves about 4,063 people through 1,739 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 groundwater, in Marshall County, West Virginia. EPA system ID: WV3302609; phone on file: 304-843-1234. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Marshall County Psd 4's lead record
Against the period ending 2019 (3.4 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Marshall County Psd 4 is 6.3 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2022 | 3.1 ppb |
| 2019 | 3.4 ppb |
| 2016 | 6.3 ppb |
Against other West Virginia systems
Of the 408 West Virginia systems with a lead result, the median latest reading is 0.9 ppb; 4 are over 15 ppb right now and 20 have gone over at some point. Marshall County Psd 4's 3.1 ppb sits at the 86th percentile in West Virginia and the 83rd nationally (higher means more lead).
Neighbouring systems
8 other systems share Marshall County; 1 of them has a higher latest lead result than Marshall County Psd 4. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Moundsville | 9,911 | 0.64 ppb |
| Marshall County Psd 1 | 3,463 | 0 (not detected) |
| Marshall County Psd 3 | 2,694 | 0.62 ppb |
| Glen Dale Water Works | 2,495 | 1.3 ppb |
| Mcmechen Municipal Water | 2,212 | 1 ppb |
| Marshall County Psd 2 | 1,601 | 2 ppb |
| Benwood Water Department | 1,510 | 0.69 ppb |
| Cameron Water | 962 | 5.6 ppb |
Next steps for Cameron, WV
Test your own tap with a certified lab first-draw sample; Cameron, WV 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 Marshall County Psd 4 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.