Calcasieu Parish Ww District 8, LA
Lead detected, under the action levels
Latest 90th-percentile lead: 1 ppb (monitoring period 2024-2026). 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
Calcasieu Parish Ww District 8 serves about 6,834 people through 2,278 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Calcasieu Parish County, Louisiana. EPA system ID: LA1019118; phone on file: 337-721-3700. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is down 3 ppb from 4 ppb in the period ending 2023. The highest 90th-percentile result EPA holds for Calcasieu Parish Ww District 8 is 4 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1 ppb |
| 2023 | 4 ppb |
| 2020 | 1 ppb |
| 2017 | 3 ppb |
Against other Louisiana systems
Of the 802 Louisiana systems with a lead result, the median latest reading is 0.72 ppb; 4 are over 15 ppb right now and 30 have gone over at some point. Calcasieu Parish Ww District 8's 1 ppb sits at the 64th percentile in Louisiana and the 55th nationally (higher means more lead).
Other water systems in Calcasieu Parish County
35 other systems share Calcasieu Parish County; 7 of them have a higher latest lead result than Calcasieu Parish Ww District 8. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Lake Charles Water System | 79,500 | 0.84 ppb |
| City Of Sulphur Water System | 24,489 | 2 ppb |
| Calcasieu Parish Ww District No 1 | 20,837 | 1 ppb |
| Calcasieu Parish Ww Dist 9 Carlyss | 14,502 | 0 (not detected) |
| Houston River Waterworks District 11 | 6,915 | 1 ppb |
| Calcasieu Parish Ww District No 4 | 5,340 | 2 ppb |
| Lawco - Dequincy Water System | 5,319 | 0.59 ppb |
| Calcasieu Parish Ww District No 5 | 5,088 | 4 ppb |
| City Of Westlake Water System | 4,858 | 1 ppb |
| Calcasieu Parish Ww District 7 | 4,791 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Lake Charles, LA 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 Calcasieu Parish Ww District 8 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.