Grantsburg Rural Water Company, IN
Lead detected, under the action levels
Latest 90th-percentile lead: 1.32 ppb (monitoring period 2022-2024). 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
Grantsburg Rural Water Company serves about 250 people through 100 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Crawford County, Indiana. EPA system ID: IN5213003; phone on file: 812-946-8243. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Grantsburg Rural Water Company's lead record
The highest 90th-percentile result EPA holds for Grantsburg Rural Water Company is 1.32 ppb across 1 monitoring period, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 1.32 ppb |
Where this result ranks
Of the 687 Indiana systems with a lead result, the median latest reading is 1.31 ppb; 6 are over 15 ppb right now and 36 have gone over at some point. Grantsburg Rural Water Company's 1.32 ppb sits at the 50th percentile in Indiana and the 61st nationally (higher means more lead).
Other water systems in Crawford County
5 other systems share Crawford County; 2 of them have a higher latest lead result than Grantsburg Rural Water Company. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Crawford County Water Company, Inc. | 2,678 | 0 (not detected) |
| Blue River Regional Water District | 2,000 | 2.57 ppb |
| Patoka Water Company, Inc. | 1,038 | 0 (not detected) |
| English Water Works | 886 | 0 (not detected) |
| Leavenworth Water Company | 233 | 3.92 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Grantsburg, IN 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 Grantsburg Rural Water Company 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. The action level is dropping - the 10 ppb rule from 2027.