Dean Dale Sud, TX
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.
Dean Dale Sud at a glance
Dean Dale Sud serves about 2,492 people through 1,450 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Clay County, Texas. EPA system ID: TX0390019; phone on file: 940-766-2255. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Dean Dale Sud's lead record
Against the period ending 2020 (1.6 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Dean Dale Sud is 5.2 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 1.7 ppb |
| 2020 | 1.6 ppb |
| 2017 | 5.2 ppb |
| 2016 | 5.1 ppb |
How Dean Dale Sud compares
Of the 4,447 Texas systems with a lead result, the median latest reading is 0.28 ppb; 15 are over 15 ppb right now and 202 have gone over at some point. Dean Dale Sud's 1.7 ppb sits at the 78th percentile in Texas and the 66th nationally (higher means more lead).
Other water systems in Clay County
7 other systems share Clay County; 3 of them have a higher latest lead result than Dean Dale Sud. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Henrietta | 3,111 | 2.9 ppb |
| Rra Arrowhead Lake Lots | 1,770 | 0.6 ppb |
| City Of Petrolia | 514 | 2.49 ppb |
| City Of Byers | 446 | 0.6 ppb |
| City Of Bellevue | 289 | 0 (not detected) |
| Charlie Wsc | 80 | 0.6 ppb |
| Bluegrove Wsc | 66 | 5.3 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Wichita Falls, TX 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 Dean Dale Sud 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.