Okaloosa Waterworks (Formerly Blackman), FL
Lead detected, under the action levels
Latest 90th-percentile lead: 5.8 ppb (monitoring period 2023-2023). 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
Okaloosa Waterworks (Formerly Blackman) serves about 812 people through 232 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Okaloosa County, Florida. EPA system ID: FL1464068; phone on file: 727-848-8292. 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 1.5 ppb from 7.3 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Okaloosa Waterworks (Formerly Blackman) is 7.3 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 5.8 ppb |
| 2020 | 7.3 ppb |
| 2017 | 0 (not detected) |
Against other Florida systems
Of the 1,481 Florida systems with a lead result, the median latest reading is 1 ppb; 3 are over 15 ppb right now and 85 have gone over at some point. Okaloosa Waterworks (Formerly Blackman)'s 5.8 ppb sits at the 95th percentile in Florida and the 93rd nationally (higher means more lead).
Nearby utilities
20 other systems share Okaloosa County; 3 of them have a higher latest lead result than Okaloosa Waterworks (Formerly Blackman). If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Okaloosa Co.Wtr.; Swr.System | 80,295 | 2.6 ppb |
| Crestview, City Of Water Dept. | 34,789 | 1.3 ppb |
| Destin Water Users, Inc. | 31,752 | 2.2 ppb |
| Fort Walton Beach, City Of | 24,113 | 1.7 ppb |
| Auburn Water System | 22,903 | 1.7 ppb |
| Niceville, City Of | 22,243 | 4.6 ppb |
| Okaloosa County Bluewater Bay-Raintree | 17,592 | 1.6 ppb |
| Hurlburt Field Water System | 10,006 | 6.3 ppb |
| Okaloosa County Mid System (Crestview) | 7,593 | 3 ppb |
| Valparaiso, City Of | 5,722 | 3.3 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; New Port Richey, FL 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 Okaloosa Waterworks (Formerly Blackman) 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.