Sapa Water System, MS
Lead detected, under the action levels
Latest 90th-percentile lead: 1.7 ppb (monitoring period 2021-2023). 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.
Sapa Water System at a glance
Sapa Water System serves about 842 people through 319 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 Webster County, Mississippi. EPA system ID: MS0780009; phone on file: 662-341-0673. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
That is down 6.2 ppb from 7.9 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Sapa Water System is 7.9 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 1.7 ppb |
| 2020 | 7.9 ppb |
| 2017 | 0.7 ppb |
Against other Mississippi systems
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. Sapa Water System's 1.7 ppb sits at the 72nd percentile in Mississippi and the 66th nationally (higher means more lead).
Other water systems in Webster County
11 other systems share Webster County; 4 of them have a higher latest lead result than Sapa Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Eupora | 5,586 | 1.2 ppb |
| Savannah Water Association #1 | 1,434 | 0 (not detected) |
| Tomnolen Water Assn, Inc | 1,140 | 0 (not detected) |
| Town Of Mathiston | 1,090 | 2.8 ppb |
| Cumberland Water Assn | 715 | 0 (not detected) |
| Mantee Water Association | 486 | 110 ppb |
| Cadaretta Water Association | 445 | 0.9 ppb |
| Webster Center Water Assn | 416 | 1.3 ppb |
| Spring Valley Water Assn | 304 | 2 ppb |
| Mt Zion Water Association | 288 | 2 ppb |
Next steps for Eupora, MS
Test your own tap with a certified lab first-draw sample; Eupora, 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 Sapa Water System 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. Size matters more than most people expect: small vs large water systems.