24 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Flat River: Clog Boss Drains and Septic, CR Score 64/100; 4.9★ from 107 Google reviews; open 24/7.
Best for emergencies (open 24/7): Midwest Septic & Services, posts 24/7 hours; ranked #3 of 24.
Most-reviewed: B. F. Mahn & Sons, Inc., 867 Google reviews at 4.9★, the most of 24 ranked; ranked #20.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
24 Flat River plumbers are ranked here by CR Score, from ten published factors. 7 are open 24/7, 16 open Saturdays and 11 open Sundays, based on posted hours. The median Google rating is 4.6★ across 24 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Clog Boss Drains and Septic | 64 | 4.9★ (107) | Park Hills, 1 mi away | 24/7 | Overall |
| 2 | Puddles Plumbing, LLC | 62 | 5.0★ (399) | Farmington, 8 mi away | Sat · Evenings | — |
| 3 | Midwest Septic & Services | 59 | 5.0★ (40) | Park Hills, 13 mi away | 24/7 | Emergencies |
| 4 | Big Steve's Septic Service | 58 | 4.0★ (46) | Bonne Terre, 6 mi away | 24/7 | — |
| 5 | Carrow Plumbing LLC | 58 | 5.0★ (24) | Bonne Terre, 8 mi away | Sat · Sun · Evenings | — |
| 6 | Roto-Rooter | 57 | 3.7★ (38) | Bonne Terre, 6 mi away | 24/7 | — |
| 7 | All About Water LLC | Plumbing & Filtration Services | 57 | 4.6★ (11) | Bonne Terre, 8 mi away | 24/7 | — |
| 8 | Drain Busters LLC | 57 | 4.8★ (39) | Farmington, 8 mi away | — | — |
| 9 | Drain Solutions LLC | 57 | 5.0★ (15) | Farmington, 7 mi away | Sat · Sun | — |
| 10 | Known Plumbing | 57 | 5.0★ (49) | Bonne Terre, 12 mi away | Sat · Evenings | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 107 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farmington, 8 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 399 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Park Hills, 13 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bonne Terre, 6 mi away
Ranked #4 because of its Google rating and trade focus: 4.0★ from 46 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bonne Terre, 8 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bonne Terre, 6 mi away
Ranked #6 because of its Google rating and trade focus: 3.7★ from 38 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bonne Terre, 8 mi away
Ranked #7 because of its Google rating and trade focus: 4.6★ from 11 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farmington, 8 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 39 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Farmington, 7 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bonne Terre, 12 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farmington, 7 mi away
Ranked #11 because of its Google rating and trade focus: 4.7★ from 17 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bonne Terre, 5 mi away
Ranked #12 because of its Google rating and trade focus: 4.6★ from 31 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Park Hills, 1 mi away
Ranked #13 because of its Google rating and trade focus: 3.7★ from 22 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farmington, 7 mi away
Ranked #14 because of its Google rating and review volume: 4.7★ from 246 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bonne Terre, 13 mi away
Ranked #15 because of its Google rating and trade focus: 4.6★ from 44 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bonne Terre, 5 mi away
Ranked #16 because of its Google rating and trade focus: 3.9★ from 43 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bonne Terre, 6 mi away
Ranked #17 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Farmington, 9 mi away
Ranked #18 because of its Google rating and trade focus: 3.4★ from 5 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Bonne Terre, 7 mi away
Ranked #19 because of its Google rating and trade focus: 3.8★ from 13 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in De Soto, 20 mi away
Ranked #20 because of its Google rating and review volume: 4.9★ from 867 Google reviews, the most in Flat River.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Park Hills, 2 mi away
Ranked #21 because of its Google rating and trade focus: 2.3★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lima, 19 mi away
Ranked #22 because of its Google rating and trade focus: 3.5★ from 8 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farmington, 11 mi away
Ranked #23 because of its Google rating and availability: 4.3★ from 6 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Festus, 23 mi away
Ranked #24 because of its Google rating and trade focus: 3.5★ from 52 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
National price ranges in USD, not adjusted for Flat River. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Water heater replacement | $882 | $1,348 | $1,826 | Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
We scored 24 Flat River plumbers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Flat River data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |