60/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.7★ from 132 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Carson City, NV (2026)
18 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Carson City: Riley Plumbing & Heating Ltd., CR Score 60/100; 4.7★ from 132 Google reviews; open 24/7.
- 4
Best for emergencies (open 24/7): Rooter Man Plumbing of Reno, posts 24/7 hours; ranked #4 of 18.
- 4
Most-reviewed: Rooter Man Plumbing of Reno, 333 Google reviews at 4.6★, the most of 18 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
18 Carson City septic service companies are ranked here by CR Score, from ten published factors. 10 are open 24/7, 11 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 4.8★ across 18 rated businesses.
Top 10 septic service companies in Carson City at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Riley Plumbing & Heating Ltd. | 60 | 4.7★ (132) | South Lake Tahoe, 20 mi away | 24/7 | Overall |
| 2 | Green Valley Septic Services | 59 | 5.0★ (37) | Carson City | Sat | — |
| 3 | Shamrock Septic Pumping | 54 | 5.0★ (13) | Carson City | — | — |
| 4 | Rooter Man Plumbing of Reno | 54 | 4.6★ (333) | Reno, 24 mi away | 24/7 | Emergencies, Most reviews |
| 5 | Hart and Sons Septic | 53 | 5.0★ (10) | Gardnerville Ranchos, 21 mi away | 24/7 | — |
| 6 | Hoffman Plumbing | 53 | 4.8★ (172) | Reno, 24 mi away | 24/7 | — |
| 7 | Bobula's Septic Services | 52 | 4.8★ (18) | Gardnerville, 19 mi away | — | — |
| 8 | Easy Rooter Plumbing, Drain and Septic | 52 | 3.7★ (81) | Sun Valley, 17 mi away | 24/7 | — |
| 9 | Mr. Rooter Plumbing of Greater Reno | 51 | 4.3★ (209) | Sparks, 25 mi away | 24/7 | — |
| 10 | Tahoe Septic Service | 50 | 5.0★ (3) | Truckee, 24 mi away | 24/7 | — |
The 18 best septic service companies in Carson City, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Carson City
59/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Carson City
54/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Reno, 24 mi away
54/100CR ScoreRanked #4 because of its Google rating and review volume: 4.6★ from 333 Google reviews, the most in Carson City.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gardnerville Ranchos, 21 mi away
53/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Reno, 24 mi away
53/100CR ScoreRanked #6 because of its Google rating and review volume: 4.8★ from 172 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gardnerville, 19 mi away
52/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 18 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Sun Valley, 17 mi away
52/100CR ScoreRanked #8 because of its Google rating and review volume: 3.7★ from 81 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sparks, 25 mi away
51/100CR ScoreRanked #9 because of its Google rating and review volume: 4.3★ from 209 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Truckee, 24 mi away
50/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gardnerville, 17 mi away
48/100CR ScoreRanked #11 because of its Google rating and review volume: 4.0★ from 21 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gardnerville, 18 mi away
48/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sacramento, 24 mi away
48/100CR ScoreRanked #13 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 Truckee, 24 mi away
47/100CR ScoreRanked #14 because of its Google rating and trade focus: 3.1★ from 16 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Carson City
47/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.1★ from 13 Google reviews, listed on Google as “Asphalt contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#16 CK Earthworks
Based in Carson City
47/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Reno, 22 mi away
46/100CR ScoreRanked #17 because of its Google rating and review volume: 4.9★ from 60 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Lake Tahoe, 22 mi away
41/100CR ScoreRanked #18 because of its Google rating and review volume: 3.3★ from 70 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Carson City
5 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 |
|---|---|---|
| Bobula's Septic Service | In Carson City | |
| DCM Drain Sewer Cleaning Service | 25 mi | |
| Foster's home improvement | In Carson City | |
| Specialty Septic And Contracting | 5.0★ (2) | 14 mi |
| Summit Septic Sewer & Drain | 5.0★ (1) | 17 mi |
How we ranked Carson City septic service companies
We scored 18 Carson City 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 Carson City 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 Carson City: frequently asked questions
Who is the best septic service company in Carson City?
By CR Score, the highest-ranked septic service company in Carson City, NV is Riley Plumbing & Heating Ltd. with a CR Score of 60/100. It has 4.7★ from 132 Google reviews. It is open 24/7. Green Valley Septic Services (#2) and Shamrock Septic Pumping (#3) follow. We ranked 18 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Carson City?
ContractorsRanked ranks 18 septic service companies serving Carson City, NV. 4 of them are based in Carson City; the rest serve it from nearby towns. Another 5 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Carson City are open 24/7?
10 ranked septic service companies in Carson City post 24/7 hours. The highest-ranked are Riley Plumbing & Heating Ltd. (#1), Rooter Man Plumbing of Reno (#4) and Hart and Sons Septic (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Carson City work on weekends?
11 of 18 ranked septic service companies post Saturday hours and 10 post Sunday hours. The highest-ranked open Saturdays are Riley Plumbing & Heating Ltd. (#1), Green Valley Septic Services (#2) and Rooter Man Plumbing of Reno (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Carson City septic service companies have?
The median Google rating among 18 rated septic service companies in Carson City is 4.8★, with a median of 20 reviews. Rooter Man Plumbing of Reno has the most, 333 reviews, and ranks #4. 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 Carson City count in this ranking?
Yes, if they are within 25 mi of the Carson City 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 Carson City
- November 2026: CR Scores recalculated for 18 septic service companies serving Carson City.
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