Catalina Mobile Home Park, OH
Lead detected, under the action levels
Latest 90th-percentile lead: 0.7 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.
Who runs the water here
Catalina Mobile Home Park serves about 1,280 people through 462 service connections, which makes it a small system under EPA's size classes. It is federally owned and draws groundwater, in Butler County, Ohio. EPA system ID: OH0900512. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
Against the period ending 2020 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Catalina Mobile Home Park is 0.7 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0.7 ppb |
| 2020 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2016 | 0 (not detected) |
Where this result ranks
Of the 1,079 Ohio systems with a lead result, the median latest reading is 0.7 ppb; 1 are over 15 ppb right now and 27 have gone over at some point. Catalina Mobile Home Park's 0.7 ppb sits at the 51st percentile in Ohio and the 46th nationally (higher means more lead).
Other water systems in Butler County
11 other systems share Butler County; 8 of them have a higher latest lead result than Catalina Mobile Home Park. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Butler Co. Water District 2 Pws | 116,572 | 3 ppb |
| Hamilton Public Water System | 62,447 | 0 (not detected) |
| Middletown City Pws | 51,229 | 1.14 ppb |
| Fairfield City Pws | 44,907 | 0 (not detected) |
| Southwest Regional Water District | 42,856 | 1.4 ppb |
| Oxford City Pws | 24,000 | 2.4 ppb |
| Monroe City Pws | 15,600 | 0.61 ppb |
| Trenton City Pws | 13,012 | 2.5 ppb |
| New Miami Village Pws | 3,200 | 1.1 ppb |
| Seven Mile Village Pws | 1,000 | 1.9 ppb |
Next steps for Middletown, OH
Test your own tap with a certified lab first-draw sample; Middletown, OH 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 Catalina 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. 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.