The Best Septic Tank Services
We graded 66 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 26,152 Google reviews of 66 top-rated septic tank services nationwide. Updated October 29, 2026.
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Best septic tank services for plumbing fixture installation
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Pristine Plumbing IncHow Job match is calculatedBuilt only from reviews Google tagged “Plumbing fixture installation”:Stars on this job 55%5.00★Number of such jobs 25%12Overall Experts Score 20%80Job match= 92Stars are pulled toward the category average (4.87★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.92
Jacot Plumbing, Inc.How Job match is calculatedBuilt only from reviews Google tagged “Plumbing fixture installation”:Stars on this job 55%4.86★Number of such jobs 25%7Overall Experts Score 20%90Job match= 83Stars are pulled toward the category average (4.87★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.83Job match = this company’s ★ on reviews Google tagged “Plumbing fixture installation” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.
What customers said about plumbing fixture installation
Jacot Plumbing, Inc.Excellent friendly and professional service! Family owned and operated and are knowledgable and fairly priced, with many years of experience.
Pristine Plumbing IncTodd Daskalovn was the lead technician for replacement of multiple frozen shutoff values at our home. He explained the work to performed and listened to our concerns about other plumbing issues. He offered solutions for the other issues. The work scheduled for today was performed professionally and to our…
Jacot Plumbing, Inc.Jacot Plumbing is the best of the best! Incredibly friendly and they have the patience to walk you through your plumbing issue while explaining all your options. I recently worked with both Charles and Jesse and their customer service is top notch! Highly recommend!
Jacot Plumbing, Inc.The two guys they sent, Ely and Victor were outstanding. Victor especially went above and beyond.
Pristine Plumbing IncHad the displeasure of having issues with my kitchen sink twice. Had the pleasure of Jim coming by and fixing those problems both times. Jim is a great guy and very knowledgeable about plumbing. He solved both issues in a timely fashion and we had a good time chatting while he did it. UPDATE: Had another instance…
Pristine Plumbing IncWe've used Pristine Plumber a couple of times now after getting frustrated with less professional options. They come when they say they will, and do an excellent job every time. Can't recommend them enough.
Overall ratings
Experts Score 0–100Experts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of septic tank services).
| # | Company | ScoreExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (54%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Reliability (24%): How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Craft & service (0%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Replies to reviews (7%): How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
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| 1 |  American Sanitation IncRichmond, CA | A 99How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 69%99+68.5Reliability 31%99+30.5Experts Score= 99Not enough data for value, replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA––A– | 5.00 | — |
| 2 |  Avalon ServicesRichmond, CA | A 99How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%98+53.5Reliability 24%99+24Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty99−0.1Experts Score= 99Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.98 | $763 |
| 3 |  El Sobrante Sewer RepairRichmond, CA | A 99How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%98+57.5Reliability 26%99+25.8Value 15%100+15.2Experts Score= 99Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 4.99 | $1.1k |
| 4 |  Target PlumbersGarden Grove, CA | A 98How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 69%99+68.5Reliability 31%96+29.5Experts Score= 98Not enough data for value, replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–––– | 5.00 | — |
| 5 |  R&S Septic LLCRockledge, FL | A 98How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%98+57.5Reliability 26%95+24.8Value 15%100+15.2Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 5.00 | $283 |
| 6 |  Pauleys PlumbingSalem, VA | A 98How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%99+58.1Reliability 26%96+25Value 15%100+15.2Craft & service penalty99−0.1Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 5.00 | $449 |
| 7 |  The Septic DetectiveMiddletown, NY | A 98How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%98+57.5Reliability 26%98+25.6Value 15%100+15.2Craft & service penalty99−0.1Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 4.99 | $693 |
| 8 |  Lifesaver Plumbing And RooterRichmond, CA | A 97How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%100+58.7Reliability 26%99+25.8Value 15%85+12.9Experts Score= 97Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 5.00 | $959 |
| 9 |  General Rooter of Southern MN - Sewer & Drain CleaningMankato, MN | A 97How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%96+56.3Reliability 26%96+25Value 15%100+15.2Craft & service penalty99−0.1Experts Score= 97Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 4.97 | — |
| 10 |  DrainLab ServicesMankato, MN | A 97How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%96+56.3Reliability 26%97+25.3Value 15%100+15.2Experts Score= 97Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 4.96 | $529 |
| 11 |  Veteran Pumping and Septic LLCOroville, WA | A 97How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%98+57.5Reliability 26%95+24.8Value 15%99+15.1Craft & service penalty97−0.3Experts Score= 97Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 5.00 | $602 |
| 12 |  Fanti Sewer & DrainsGarden Grove, CA | A 96How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%98+57.5Reliability 26%97+25.3Value 15%88+13.4Craft & service penalty99−0.1Experts Score= 96Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAA– | 4.97 | — |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
|---|---|---|---|---|
| Drain cleaning | $205 | $322 | $478 | 97% |
| Plumbing pipe repair | $305 | $466 | $1.1k | 96% |
| Toilet repair | $209 | $340 | $607 | 96% |
| Plumbing leak detection | $54 | $209 | $495 | 95% |
| Water heater installation | $1.2k | $1.9k | $2.4k | 98% |
| Plumbing leak repair | $248 | $414 | $1.2k | 96% |
| Faucet repair | $271 | $399 | $659 | 96% |
| Sewer cleaning | $248 | $366 | $529 | 98% |
| Faucet installation | $292 | $486 | $786 | 93% |
| Outdoor plumbing system repair | $321 | $506 | $1.0k | 98% |
| Sewer repair | $383 | $1.2k | $2.1k | 98% |
| Shower repair | $148 | $317 | $469 | 99% |
Septic Tank Services at a glance
How the 66 septic tank services we rated compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A4974%
- Grade B1015%
- Grade C69%
- Grade D12%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up3350%
- 4.80–4.89★1421%
- 4.60–4.79★1421%
- Below 4.60★58%
What customers praise
Share of Google review highlights.
- Quality5,05421%
- Professionalism5,91724%
- Responsiveness5,32922%
- Punctuality4,79319%
- Value3,55514%
Was the price fair?
All price verdicts left with reviews.
- Great price1,22928%
- Reasonable2,62560%
- Overpriced1604%
- Not sure3338%
Price verdicts by year
Share calling it great / reasonable / overpriced.
How we grade
Satisfaction (54%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.
Reliability (24%) — How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.
Craft & service (penalty, up to −10) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.
Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.
Momentum (penalty, up to −10) — Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.
Replies to reviews (7%) — How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.