56/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.3★ from 20 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Best Septic Service Companies in Oregon, WI (2026)
17 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Oregon: Honey Wagon Septic Services Inc, CR Score 56/100; 4.3★ from 20 Google reviews.
- 2
Best for emergencies (open 24/7): Drain Cleaning Brothers, posts 24/7 hours; ranked #2 of 17.
- 2
Most-reviewed: Drain Cleaning Brothers, 232 Google reviews at 5.0★, the most of 17 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
17 Oregon septic service companies are ranked here by CR Score, from ten published factors. 2 are open 24/7, 4 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.9★ across 17 rated businesses.
Top 10 septic service companies in Oregon at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Honey Wagon Septic Services Inc | 56 | 4.3★ (20) | Stoughton, 8 mi away | — | Overall |
| 2 | Drain Cleaning Brothers | 56 | 5.0★ (232) | Milton, 24 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Madison Sewer & Drain Cleaning | 55 | 4.9★ (51) | Madison, 13 mi away | — | — |
| 4 | Kalscheur Septic Services | 54 | 4.9★ (25) | Waunakee, 17 mi away | — | — |
| 5 | Epic Septic LLC | 53 | 5.0★ (3) | Janesville, 21 mi away | 24/7 | — |
| 6 | Meinholz Excavating Inc. | 52 | 4.8★ (21) | Madison, 20 mi away | — | — |
| 7 | Southern Wisconsin Septic Service | 52 | 5.0★ (9) | Platteville, 15 mi away | — | — |
| 8 | A-1 Sewer Service Inc. | 52 | 4.8★ (12) | Madison, 19 mi away | — | — |
| 9 | Bergendal Septic Service LLC | 51 | 4.4★ (17) | Edgerton, 18 mi away | — | — |
| 10 | Mike Nehls Excavating & Septic Systems | 50 | 4.8★ (4) | Janesville, 20 mi away | Sat | — |
The 17 best septic service companies in Oregon, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Milton, 24 mi away
56/100CR ScoreRanked #2 because of its Google rating and review volume: 5.0★ from 232 Google reviews, the most in Oregon.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Madison, 13 mi away
55/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 51 Google reviews.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Waunakee, 17 mi away
54/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 25 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 21 mi away
53/100CR ScoreRanked #5 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 Madison, 20 mi away
52/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 21 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Platteville, 15 mi away
52/100CR ScoreRanked #7 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 Madison, 19 mi away
52/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ 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 Edgerton, 18 mi away
51/100CR ScoreRanked #9 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.
Based in Janesville, 20 mi away
50/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#11 POWTS Pros LLC
Based in Janesville, 23 mi away
50/100CR ScoreRanked #11 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 Cottage Grove, 13 mi away
49/100CR ScoreRanked #12 because of its Google rating and review volume: 5.0★ from 39 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middleton, 15 mi away
49/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.1★ from 9 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Janesville, 23 mi away
48/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Madison, 24 mi away
47/100CR ScoreRanked #15 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.
#16 Bjoin limestone
Based in Janesville, 21 mi away
45/100CR ScoreRanked #16 because of its Google rating and review volume: 4.3★ from 32 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 20 mi away
42/100CR ScoreRanked #17 because of its Google rating and trade focus: 3.4★ from 5 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Oregon
6 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 |
|---|---|---|
| B&R pumping service LLC | 5.0★ (1) | 7 mi |
| Bert's Septic & Excavating | 5.0★ (2) | In Oregon |
| Gensler Inc. | 1.0★ (2) | 11 mi |
| Janesville Sewer And Drain Cleaning LLC | 1.0★ (1) | 23 mi |
| Martinson Excavating Inc | 5.0★ (1) | In Oregon |
| Septic Services in Madison | 12 mi |
How we ranked Oregon septic service companies
We scored 17 Oregon 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 Oregon 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 Oregon: frequently asked questions
Who is the best septic service company in Oregon?
By CR Score, the highest-ranked septic service company in Oregon, WI is Honey Wagon Septic Services Inc with a CR Score of 56/100. It has 4.3★ from 20 Google reviews. Drain Cleaning Brothers (#2) and Madison Sewer & Drain Cleaning (#3) follow. We ranked 17 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Oregon?
ContractorsRanked ranks 17 septic service companies serving Oregon, WI. Another 6 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Oregon are open 24/7?
2 ranked septic service companies in Oregon post 24/7 hours. The highest-ranked are Drain Cleaning Brothers (#2) and Epic Septic LLC (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Oregon work on weekends?
4 of 17 ranked septic service companies post Saturday hours and 2 post Sunday hours. The highest-ranked open Saturdays are Drain Cleaning Brothers (#2), Epic Septic LLC (#5) and Mike Nehls Excavating & Septic Systems (#10). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Oregon septic service companies have?
The median Google rating among 17 rated septic service companies in Oregon is 4.9★, with a median of 12 reviews. Drain Cleaning Brothers has the most, 232 reviews, and ranks #2. 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 Oregon count in this ranking?
Yes, if they are within 25 mi of the Oregon 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 Oregon
- November 2026: CR Scores recalculated for 17 septic service companies serving Oregon.
More septic service companies and Oregon pages
Septic service companies near Oregon
- Septic service companies in Fitchburg, WI12 ranked
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- Septic service companies in Waunakee, WI15 ranked
- Septic service companies in Sun Prairie, WI14 ranked
- Septic service companies in Janesville, WI18 ranked
- Septic service companies in Monroe, WI5 ranked
- Septic service companies in Fort Atkinson, WI23 ranked
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