Rathbun Regional Water Association, IA
No lead results on file with EPA
Latest 90th-percentile lead: no result on file. The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. EPA's database has no Lead and Copper Rule results for this system. Without them there is nothing to go on, so a tap test is the only way to know.
Who runs the water here
Rathbun Regional Water Association serves about 25 people through 1 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws surface water, in Putnam County, Iowa. EPA system ID: MO0400900; phone on file: 641-647-2416. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Next steps for Centerville, IA
Test your own tap with a certified lab first-draw sample; Centerville, IA 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 Rathbun Regional Water Association 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.