56/100CR Score
Ranked #1 because of its Google rating and review volume: 4.5★ from 1,814 Google reviews, the most in Hanford.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Hanford, CA (2026)
11 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Hanford: Roto-Rooter Plumbing & Water Cleanup, CR Score 56/100; 4.5★ from 1,814 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): I.P.R septic pumping, posts 24/7 hours; ranked #2 of 11.
- 6
Most-reviewed: Pro Rooter & Septic - Visalia Plumbing, 53 Google reviews at 4.4★, the most of 11 ranked after Roto-Rooter Plumbing & Water Cleanup; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
11 Hanford septic service companies are ranked here by CR Score, from ten published factors. 7 are open 24/7, 9 open Saturdays and 7 open Sundays, based on posted hours. The median Google rating is 4.5★ across 11 rated businesses.
Top 10 septic service companies in Hanford at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Roto-Rooter Plumbing & Water Cleanup | 56 | 4.5★ (1,814) | Kingsburg, 14 mi away | 24/7 | Overall |
| 2 | I.P.R septic pumping | 55 | 4.8★ (24) | Fresno, 17 mi away | 24/7 | Emergencies |
| 3 | Bobby's Septic Tank Pumping | 54 | 4.9★ (34) | Fresno, 24 mi away | 24/7 | — |
| 4 | Klean Rite Septic & Sanitation Service | 54 | 4.7★ (12) | Selma, 16 mi away | 24/7 | — |
| 5 | Bob Simon Septic Tank Pumping | 52 | 3.7★ (3) | Hanford | — | — |
| 6 | Pro Rooter & Septic - Visalia Plumbing | 51 | 4.4★ (53) | Visalia, 19 mi away | 24/7 | Most reviews |
| 7 | Bobby's Septic Tank Pumping | 51 | 5.0★ (4) | Fresno, 21 mi away | 24/7 | — |
| 8 | Dusty's Pumping Service | 49 | 4.4★ (11) | Dinuba, 18 mi away | Sat | — |
| 9 | R & R Tanks | 47 | 4.2★ (5) | Tulare, 23 mi away | Sat · Evenings | — |
| 10 | Exterra Construction Inc | 45 | 5.0★ (7) | Porterville, 23 mi away | 24/7 | — |
The 11 best septic service companies in Hanford, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Fresno, 17 mi away
55/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fresno, 24 mi away
54/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 34 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Selma, 16 mi away
54/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hanford
52/100CR ScoreRanked #5 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Visalia, 19 mi away
51/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.4★ from 53 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fresno, 21 mi away
51/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Dinuba, 18 mi away
49/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.4★ from 11 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#9 R & R Tanks
Based in Tulare, 23 mi away
47/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Porterville, 23 mi away
45/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 7 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Visalia, 22 mi away
43/100CR ScoreRanked #11 because of its Google rating and trade focus: 3.5★ from 8 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Also serving Hanford
8 more septic service companies within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Ash Mountain Engineering | 5.0★ (2) | 22 mi |
| D E Thomason Septic Co | 4.0★ (1) | 25 mi |
| Granger Water Specialties | 5.0★ (1) | In Hanford |
| Pro Rooter & Septic | 5.0★ (1) | In Hanford |
| Pro Rooter & Septic Services | 3.0★ (2) | 15 mi |
| Pro Rooter & Septic Services | 17 mi | |
| Robert Marks Plumbing | 24 mi | |
| Simon & Son Pumping | 5.0★ (1) | In Hanford |
How we ranked Hanford septic service companies
We scored 11 Hanford septic service companies 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 November 3, 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 Hanford 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 |
Septic service companies in Hanford: frequently asked questions
Who is the best septic service company in Hanford?
By CR Score, the highest-ranked septic service company in Hanford, CA is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 56/100. It has 4.5★ from 1,814 Google reviews. It is open 24/7. I.P.R septic pumping (#2) and Bobby's Septic Tank Pumping (#3) follow. We ranked 11 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Hanford?
ContractorsRanked ranks 11 septic service companies serving Hanford, CA. 1 of them is based in Hanford; the rest serve it from nearby towns. Another 8 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Hanford are open 24/7?
7 ranked septic service companies in Hanford post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), I.P.R septic pumping (#2) and Bobby's Septic Tank Pumping (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Hanford work on weekends?
9 of 11 ranked septic service companies post Saturday hours and 7 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), I.P.R septic pumping (#2) and Bobby's Septic Tank Pumping (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Hanford septic service companies have?
The median Google rating among 11 rated septic service companies in Hanford is 4.5★, with a median of 11 reviews. Roto-Rooter Plumbing & Water Cleanup has the most, 1,814 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do septic service companies outside Hanford count in this ranking?
Yes, if they are within 25 mi of the Hanford city center, our service radius for septic service companies. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Hanford
- November 2026: CR Scores recalculated for 11 septic service companies serving Hanford.
More septic service companies and Hanford pages
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