South Newton Rural W/A #4, MS
Lead detected, under the action levels
Latest 90th-percentile lead: 0.6 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
South Newton Rural W/A #4 serves about 618 people through 234 service connections, which makes it a small system under EPA's size classes. It is under mixed public and private ownership and draws groundwater, in Newton County, Mississippi. EPA system ID: MS0510022; phone on file: 601-683-6907. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
Against the period ending 2024 (0.5 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for South Newton Rural W/A #4 is 7.1 ppb across 14 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.6 ppb |
| 2024 | 0.5 ppb |
| 2023 | 0 (not detected) |
| 2022 | 1.2 ppb |
| 2020 | 0 (not detected) |
| 2020 | 0.7 ppb |
| 2019 | 1.1 ppb |
| 2019 | 1.3 ppb |
| 2018 | 3.1 ppb |
| 2018 | 7.1 ppb |
| 2017 | 2.9 ppb |
| 2017 | 7.1 ppb |
| 2016 | 4.5 ppb |
| 2016 | 2.2 ppb |
How South Newton Rural W/A #4 compares
Of the 973 Mississippi systems with a lead result, the median latest reading is 1 ppb; 9 are over 15 ppb right now and 44 have gone over at some point. South Newton Rural W/A #4's 0.6 ppb sits at the 26th percentile in Mississippi and the 45th nationally (higher means more lead).
Neighbouring systems
10 other systems share Newton County; 8 of them have a higher latest lead result than South Newton Rural W/A #4. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Union | 3,432 | 0 (not detected) |
| City Of Newton | 3,373 | 1.98 ppb |
| Town Of Hickory | 2,669 | 6 ppb |
| North Decatur W/A #1 | 2,455 | 0.9 ppb |
| Beulah Hubbard Water Assn, Inc | 2,318 | 0.7 ppb |
| South Newton Rural W/A #1 | 2,167 | 1.4 ppb |
| Town Of Decatur | 1,945 | 0.5 ppb |
| Duffee Water Association | 1,716 | 0.9 ppb |
| Town Of Chunky | 507 | 1 ppb |
| South Newton Rural W/A #2 | 275 | 0.9 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Newton, MS 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 South Newton Rural W/A #4 whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1806.4 ppb (copper action level 1,300 ppb).
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. Size matters more than most people expect: small vs large water systems.