East 30 Mhp, MD
Lead detected, under the action levels
Latest 90th-percentile lead: 0.6 ppb (monitoring period 2026-2028). 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.
East 30 Mhp at a glance
East 30 Mhp serves about 175 people through 73 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws surface water, in Madison County, Maryland. EPA system ID: IL1190400; phone on file: 410-721-3374. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
East 30 Mhp's lead record
Against the period ending 2025 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for East 30 Mhp is 3 ppb across 11 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2028 | 0.6 ppb |
| 2025 | 0 (not detected) |
| 2025 | 0 (not detected) |
| 2024 | 1 ppb |
| 2023 | 1.1 ppb |
| 2023 | 0 (not detected) |
| 2022 | 1.1 ppb |
| 2022 | 0 (not detected) |
| 2021 | 2.1 ppb |
| 2021 | 0 (not detected) |
| 2020 | 3 ppb |
Against other Maryland systems
Of the 437 Maryland systems with a lead result, the median latest reading is 0 ppb; 3 are over 15 ppb right now and 21 have gone over at some point. East 30 Mhp's 0.6 ppb sits at the 53rd percentile in Maryland and the 45th nationally (higher means more lead).
Nearby utilities
1 other system shares Madison County; 0 of them have a higher latest lead result than East 30 Mhp. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Village Green Mobile Home Park | 188 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Crofton, MD 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 East 30 Mhp 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. The action level is dropping - the 10 ppb rule from 2027.