67/100CR Score
Ranked #1 because of its Google rating and review volume: 4.7★ from 132 Google reviews, the most in South Lake Tahoe.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in South Lake Tahoe, CA (2026)
9 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in South Lake Tahoe: Riley Plumbing & Heating Ltd., CR Score 67/100; 4.7★ from 132 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Hart and Sons Septic, posts 24/7 hours; ranked #2 of 9.
- 9
Most-reviewed: Lake Tahoe Plumbing & Heating, 70 Google reviews at 3.3★, the most of 9 ranked after Riley Plumbing & Heating Ltd.; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
9 South Lake Tahoe septic service companies are ranked here by CR Score, from ten published factors. 5 are open 24/7, 5 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.8★ across 9 rated businesses.
Top 9 septic service companies in South Lake Tahoe at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Riley Plumbing & Heating Ltd. | 67 | 4.7★ (132) | South Lake Tahoe | 24/7 | Overall |
| 2 | Hart and Sons Septic | 56 | 5.0★ (10) | Gardnerville Ranchos, 16 mi away | 24/7 | Emergencies |
| 3 | Alpine Septic and Pumping | 55 | 5.0★ (11) | South Lake Tahoe | — | — |
| 4 | Bobula's Septic Services | 54 | 4.8★ (18) | Gardnerville, 15 mi away | — | — |
| 5 | Superior On-Site Solutions | 54 | 4.7★ (12) | Sacramento, 5 mi away | — | — |
| 6 | Tahoe Septic Service | 50 | 5.0★ (3) | Truckee, 25 mi away | 24/7 | — |
| 7 | Summit Plumbing Co. LLC | 50 | 4.0★ (21) | Gardnerville, 15 mi away | 24/7 | — |
| 8 | Lake Tahoe Septic Plumbing Pump Services | 49 | 5.0★ (3) | Gardnerville, 16 mi away | 24/7 | — |
| 9 | Lake Tahoe Plumbing & Heating | 48 | 3.3★ (70) | South Lake Tahoe | — | Most reviews |
The 9 best septic service companies in South Lake Tahoe, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Gardnerville Ranchos, 16 mi away
56/100CR ScoreRanked #2 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 South Lake Tahoe
55/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gardnerville, 15 mi away
54/100CR ScoreRanked #4 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 Sacramento, 5 mi away
54/100CR ScoreRanked #5 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, 25 mi away
50/100CR ScoreRanked #6 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, 15 mi away
50/100CR ScoreRanked #7 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, 16 mi away
49/100CR ScoreRanked #8 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 South Lake Tahoe
48/100CR ScoreRanked #9 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.
How we ranked South Lake Tahoe septic service companies
We scored 9 South Lake Tahoe 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 2, 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 South Lake Tahoe 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 South Lake Tahoe: frequently asked questions
Who is the best septic service company in South Lake Tahoe?
By CR Score, the highest-ranked septic service company in South Lake Tahoe, CA is Riley Plumbing & Heating Ltd. with a CR Score of 67/100. It has 4.7★ from 132 Google reviews. It is open 24/7. Hart and Sons Septic (#2) and Alpine Septic and Pumping (#3) follow. We ranked 9 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in South Lake Tahoe?
ContractorsRanked ranks 9 septic service companies serving South Lake Tahoe, CA. 3 of them are based in South Lake Tahoe; the rest serve it from nearby towns. Counts are as of November 2026.
Which septic service companies in South Lake Tahoe are open 24/7?
5 ranked septic service companies in South Lake Tahoe post 24/7 hours. The highest-ranked are Riley Plumbing & Heating Ltd. (#1), Hart and Sons Septic (#2) and Tahoe Septic Service (#6). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in South Lake Tahoe work on weekends?
5 of 9 ranked septic service companies post Saturday hours and 5 post Sunday hours. The highest-ranked open Saturdays are Riley Plumbing & Heating Ltd. (#1), Hart and Sons Septic (#2) and Tahoe Septic Service (#6). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do South Lake Tahoe septic service companies have?
The median Google rating among 9 rated septic service companies in South Lake Tahoe is 4.8★, with a median of 12 reviews. Riley Plumbing & Heating Ltd. has the most, 132 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 South Lake Tahoe count in this ranking?
Yes, if they are within 25 mi of the South Lake Tahoe 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 South Lake Tahoe
- November 2026: CR Scores recalculated for 9 septic service companies serving South Lake Tahoe.
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