Isaacson Mud, TX
Lead detected, under the action levels
Latest 90th-percentile lead: 0.7 ppb (monitoring period 2023-2025). 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.
Isaacson Mud at a glance
Isaacson Mud serves about 729 people through 243 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Wharton County, Texas. EPA system ID: TX2410055. Ask the utility on your bill for your address in their service line inventory.
Lead results over time
Against the period ending 2022 (1.4 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Isaacson Mud is 1.4 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.7 ppb |
| 2022 | 1.4 ppb |
How Isaacson Mud compares
Of the 4,447 Texas systems with a lead result, the median latest reading is 0.28 ppb; 15 are over 15 ppb right now and 202 have gone over at some point. Isaacson Mud's 0.7 ppb sits at the 57th percentile in Texas and the 46th nationally (higher means more lead).
Nearby utilities
12 other systems share Wharton County; 7 of them have a higher latest lead result than Isaacson Mud. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of El Campo | 12,095 | 1.04 ppb |
| City Of Wharton | 8,756 | 1.67 ppb |
| Wharton County Wcid 2 | 2,200 | 2.54 ppb |
| Wharton County Wcid 1 Louise | 1,206 | 2.43 ppb |
| Boling Mwd | 800 | 0 (not detected) |
| Hungerford Mud 1 | 390 | 0.8 ppb |
| Pyssens Live Oak Estates Subdivision | 159 | 0.31 ppb |
| Turtle Creek Village | 105 | 0 (not detected) |
| H & L New Gulf | 90 | 1.6 ppb |
| Straightway Training Center | 50 | 0.42 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; El Campo, TX 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 Isaacson Mud 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. The lead result guide covers how utilities pick the homes they sample. Systems that went over once often dip back under; here is what that means.