61/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 1,103 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Spokane Valley, WA (2026)
38 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Spokane Valley: Raptor Rooter & Plumbing, CR Score 61/100; 4.8★ from 1,103 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Platinum Rooter & Plumbing, posts 24/7 hours; ranked #2 of 38.
- 3
Most-reviewed: Shaw Plumbing Heating & Air Conditioning, 1,256 Google reviews at 4.8★, the most of 38 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
38 Spokane Valley septic service companies are ranked here by CR Score, from ten published factors. 16 are open 24/7, 20 open Saturdays and 16 open Sundays, based on posted hours. The median Google rating is 4.9★ across 38 rated businesses.
Most of this list also appears on the Septic service companies in Spokane ranking. See Septic service companies in Spokane
Top 10 septic service companies in Spokane Valley at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Raptor Rooter & Plumbing | 61 | 4.8★ (1,103) | Spokane Valley | 24/7 | Overall |
| 2 | Platinum Rooter & Plumbing | 61 | 4.9★ (640) | Spokane Valley | 24/7 | Emergencies |
| 3 | Shaw Plumbing Heating & Air Conditioning | 60 | 4.8★ (1,256) | Spokane, 6 mi away | 24/7 | Most reviews |
| 4 | Spokane Septic Services | 59 | 5.0★ (30) | Spokane, 10 mi away | 24/7 | — |
| 5 | Spokane Rooter | 58 | 4.9★ (233) | Spokane, 2 mi away | 24/7 | — |
| 6 | Lilac City Septic Services Co | 58 | 4.8★ (36) | Spokane, 6 mi away | Sat · Sun | — |
| 7 | Mr. Rooter Plumbing of Spokane | 58 | 4.7★ (538) | Spokane, 5 mi away | 24/7 | — |
| 8 | Eco Septic Tank Pumping Spokane | 57 | 5.0★ (9) | Spokane, 9 mi away | 24/7 | — |
| 9 | The Rooter Guys Plumbing | 57 | 4.5★ (115) | Coeur d'Alene, 21 mi away | 24/7 | — |
| 10 | Affordable Drains | 56 | 5.0★ (112) | Spokane, 6 mi away | 24/7 | — |
The 38 best septic service companies in Spokane Valley, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Spokane Valley
61/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 640 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 6 mi away
60/100CR ScoreRanked #3 because of its Google rating and review volume: 4.8★ from 1,256 Google reviews, the most in Spokane Valley.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 10 mi away
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 2 mi away
58/100CR ScoreRanked #5 because of its Google rating and review volume: 4.9★ from 233 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 6 mi away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 36 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 5 mi away
58/100CR ScoreRanked #7 because of its Google rating and review volume: 4.7★ from 538 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 9 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Coeur d'Alene, 21 mi away
57/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.5★ from 115 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 6 mi away
56/100CR ScoreRanked #10 because of its Google rating and review volume: 5.0★ from 112 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Post Falls, 17 mi away
56/100CR ScoreRanked #11 because of its Google rating and review volume: 4.9★ from 588 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane Valley
56/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.1★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Spokane Valley
56/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Liberty Lake, 7 mi away
56/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.7★ from 23 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Spokane, 13 mi away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 57 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 9 mi away
54/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.4★ from 17 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#17 Gober's LLC
Based in Spokane Valley
54/100CR ScoreRanked #17 because of its Google rating and trade focus: 3.9★ from 43 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 Steadfast Septic
Based in Rathdrum, 18 mi away
54/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ 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 Rathdrum, 22 mi away
53/100CR ScoreRanked #19 because of its Google rating and review volume: 4.4★ from 165 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Post Falls, 24 mi away
52/100CR ScoreRanked #20 because of its Google rating and review volume: 4.7★ from 326 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rathdrum, 24 mi away
52/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 144 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Post Falls, 4 mi away
52/100CR ScoreRanked #22 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 Airway Heights, 17 mi away
52/100CR ScoreRanked #23 because of its Google rating and review volume: 4.9★ from 111 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#24 Nine Mile Septic
Based in Spokane, 18 mi away
51/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 23 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Post Falls, 14 mi away
51/100CR ScoreRanked #25 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.
How we ranked Spokane Valley septic service companies
We scored 38 Spokane Valley 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 Spokane Valley 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 Spokane Valley: frequently asked questions
Who is the best septic service company in Spokane Valley?
By CR Score, the highest-ranked septic service company in Spokane Valley, WA is Raptor Rooter & Plumbing with a CR Score of 61/100. It has 4.8★ from 1,103 Google reviews. It is open 24/7. Platinum Rooter & Plumbing (#2) and Shaw Plumbing Heating & Air Conditioning (#3) follow. We ranked 38 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Spokane Valley?
ContractorsRanked ranks 38 septic service companies serving Spokane Valley, WA. 5 of them are based in Spokane Valley; the rest serve it from nearby towns. Counts are as of November 2026.
Which septic service companies in Spokane Valley are open 24/7?
16 ranked septic service companies in Spokane Valley post 24/7 hours. The highest-ranked are Raptor Rooter & Plumbing (#1), Platinum Rooter & Plumbing (#2) and Shaw Plumbing Heating & Air Conditioning (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Spokane Valley work on weekends?
20 of 38 ranked septic service companies post Saturday hours and 16 post Sunday hours. The highest-ranked open Saturdays are Raptor Rooter & Plumbing (#1), Platinum Rooter & Plumbing (#2) and Shaw Plumbing Heating & Air Conditioning (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Spokane Valley septic service companies have?
The median Google rating among 38 rated septic service companies in Spokane Valley is 4.9★, with a median of 23 reviews. Shaw Plumbing Heating & Air Conditioning has the most, 1,256 reviews, and ranks #3. 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 Spokane Valley count in this ranking?
Yes, if they are within 25 mi of the Spokane Valley 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 Spokane Valley
- November 2026: CR Scores recalculated for 38 septic service companies serving Spokane Valley.
More septic service companies and Spokane Valley pages
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