Riviera South Water Corp, MO
Lead detected, under the action levels
Latest 90th-percentile lead: 5.1 ppb (monitoring period 2014-2022). 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.
About Riviera South Water Corp
Riviera South Water Corp serves about 90 people through 101 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Hickory County, Missouri. EPA system ID: MO5036314; phone on file: 417-770-0937. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
Against the period ending 2022 (5.1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Riviera South Water Corp is 5.1 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2022 | 5.1 ppb |
| 2022 | 5.1 ppb |
| 2019 | 1.81 ppb |
How Riviera South Water Corp compares
Of the 1,674 Missouri systems with a lead result, the median latest reading is 1.04 ppb; 2 are over 15 ppb right now and 74 have gone over at some point. Riviera South Water Corp's 5.1 ppb sits at the 92nd percentile in Missouri and the 91st nationally (higher means more lead).
Neighbouring systems
9 other systems share Hickory County; 0 of them have a higher latest lead result than Riviera South Water Corp. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Pwsd 2 Of Hickory Co | 1,450 | 2.62 ppb |
| Hermitage Pws | 621 | 1.02 ppb |
| Weaubleau Pws | 418 | 4.32 ppb |
| Wheatland Pws | 371 | 2.07 ppb |
| Village Of Preston Water Dept | 225 | 0 (not detected) |
| Cross Timbers Pws | 215 | 1.75 ppb |
| Lake Forest Subdivision | 200 | 0.61 ppb |
| Pomme Mhp Llc | 100 | 0 (not detected) |
| Whiteside Hidden Acres | 92 | 0 (not detected) |
Next steps for Pittsburg, MO
Test your own tap with a certified lab first-draw sample; Pittsburg, MO 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 Riviera South Water Corp 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. Why sampled homes are the worst-case ones is in the guide to reading the number. The action level is dropping - the 10 ppb rule from 2027.