Marin Sector Betancourt, PR
Lead detected, under the action levels
Latest 90th-percentile lead: 4 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
Marin Sector Betancourt serves about 53 people through 20 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Patillas Municipio County, PR. EPA system ID: PR0556145; phone on file: 787-839-8485. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
The highest 90th-percentile result EPA holds for Marin Sector Betancourt is 4 ppb across 1 monitoring period, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 4 ppb |
Against other PR systems
Of the 111 PR systems with a lead result, the median latest reading is 5 ppb; 10 are over 15 ppb right now and 16 have gone over at some point. Marin Sector Betancourt's 4 ppb sits at the 44th percentile in PR and the 87th nationally (higher means more lead).
Nearby utilities
11 other systems share Patillas Municipio County; 0 of them have a higher latest lead result than Marin Sector Betancourt. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Patillas Urbano | 32,222 | - |
| Jacaboas | 2,678 | - |
| Asociacion Acueducto Mulas Jagual, Inc. | 652 | - |
| Bo.Real | 600 | - |
| Bo.Quebrada Arriba | 474 | - |
| Apeadero | 320 | - |
| Mamey | 255 | - |
| Los Barros Marin | 85 | - |
| Acueducto Machuchal | 84 | - |
| Bo. Jacaboa- Higuero | 70 | - |
Your move
Test your own tap with a certified lab first-draw sample; Patillas, PR 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 Marin Sector Betancourt 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. The action level is dropping - the 10 ppb rule from 2027.