Whispering Wind Mobile Home Park, AZ
Lead detected, under the action levels
Latest 90th-percentile lead: 2 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.
Who runs the water here
Whispering Wind Mobile Home Park serves about 200 people through 99 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Pinal County, Arizona. EPA system ID: AZ0411365; phone on file: 520-450-8478. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
That is down 7 ppb from 9 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Whispering Wind Mobile Home Park is 14.6 ppb across 3 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 2 ppb |
| 2020 | 9 ppb |
| 2017 | 14.6 ppb over 10 |
Against other Arizona systems
Of the 730 Arizona systems with a lead result, the median latest reading is 0 ppb; 9 are over 15 ppb right now and 58 have gone over at some point. Whispering Wind Mobile Home Park's 2 ppb sits at the 82nd percentile in Arizona and the 70th nationally (higher means more lead).
Other water systems in Pinal County
61 other systems share Pinal County; 7 of them have a higher latest lead result than Whispering Wind Mobile Home Park. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Arizona Water Co - Pinal Valley | 134,432 | 0 (not detected) |
| Epcor - San Tan | 87,435 | 0 (not detected) |
| Gw Santa Cruz Water Co | 84,000 | 0 (not detected) |
| Arizona Water Co - Apache Junction | 62,055 | 0 (not detected) |
| Lago Del Oro Water Company | 18,132 | 0 (not detected) |
| Apache Junction Water District | 15,610 | 0 (not detected) |
| Florence Water Company | 14,593 | 0 (not detected) |
| Arizona Water Co - Oracle | 10,585 | 0 (not detected) |
| Epcor - San Tan Anthem | 10,362 | 0 (not detected) |
| Eloy City Of | 8,999 | 1.8 ppb |
Next steps for Coolidge, AZ
Test your own tap with a certified lab first-draw sample; Coolidge, AZ 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 Whispering Wind Mobile Home Park 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. Systems that went over once often dip back under; here is what that means.