Coles Water Association #1, MS
Lead detected, under the action levels
Latest 90th-percentile lead: 0.8 ppb (monitoring period 2022-2024). 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.
About Coles Water Association #1
Coles Water Association #1 serves about 694 people through 263 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 Amite County, Mississippi. EPA system ID: MS0030001; phone on file: 601-693-7218. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Coles Water Association #1's lead record
Against the period ending 2021 (1.1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Coles Water Association #1 is 2 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0.8 ppb |
| 2021 | 1.1 ppb |
| 2018 | 1 ppb |
| 2016 | 2 ppb |
How Coles Water Association #1 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. Coles Water Association #1's 0.8 ppb sits at the 38th percentile in Mississippi and the 48th nationally (higher means more lead).
Other water systems in Amite County
9 other systems share Amite County; 5 of them have a higher latest lead result than Coles Water Association #1. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| N Central Amite Water Assn | 2,872 | 0 (not detected) |
| Wilk-Amite W/A #1-South | 2,149 | 1.1 ppb |
| Northeast Amite Water Assn | 1,816 | 0 (not detected) |
| Town Of Liberty | 1,069 | 2.5 ppb |
| Mary Springs Water Association | 995 | 1.9 ppb |
| Town Of Gloster | 960 | 0 (not detected) |
| Town Of Crosby | 300 | 3 ppb |
| Pine Street Water Association | 235 | 4 ppb |
| Wilk-Amite W/A #2-Northwest | 121 | 0 (not detected) |
Next steps for Crosby, MS
Test your own tap with a certified lab first-draw sample; Crosby, 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 Coles Water Association #1 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.