Edgemont Ranch Md, CO
Lead detected, under the action levels
Latest 90th-percentile lead: 1.5 ppb (monitoring period 2023-2025). 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.
Edgemont Ranch Md at a glance
Edgemont Ranch Md serves about 1,200 people through 760 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in La Plata County, Colorado. EPA system ID: CO0134200. Ask the utility on your bill for your address in their service line inventory.
Edgemont Ranch Md's lead record
Against the period ending 2021 (1.2 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Edgemont Ranch Md is 9.3 ppb across 6 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.5 ppb |
| 2021 | 1.2 ppb |
| 2020 | 0.5 ppb |
| 2019 | 9.3 ppb |
| 2018 | 0.6 ppb |
| 2017 | 0.5 ppb |
How Edgemont Ranch Md compares
Of the 1,025 Colorado systems with a lead result, the median latest reading is 1 ppb; 2 are over 15 ppb right now and 71 have gone over at some point. Edgemont Ranch Md's 1.5 ppb sits at the 64th percentile in Colorado and the 64th nationally (higher means more lead).
Neighbouring systems
52 other systems share La Plata County; 19 of them have a higher latest lead result than Edgemont Ranch Md. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Durango City Of | 33,787 | 3.1 ppb |
| Animas Wc | 3,096 | 8.8 ppb |
| Bayfield Town Of | 2,300 | 2.7 ppb |
| Forest Lakes Md | 1,699 | 1.7 ppb |
| Lake Durango Wa | 1,577 | 0.7 ppb |
| Purgatory Md | 1,364 | 2 ppb |
| Durango West Md No 2 | 930 | 2 ppb |
| Ignacio Town Of | 800 | 0.8 ppb |
| Durango West Md No 1 | 750 | 1 ppb |
| Elbert Creek Water Co | 750 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Durango, CO 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 Edgemont Ranch Md 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.