62/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 44 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 Duluth, MN (2026)
29 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Duluth: Twin Ports Septic Pump and Repair, CR Score 62/100; 4.9★ from 44 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): ASP Mechanical, posts 24/7 hours; ranked #2 of 29.
- 2
Most-reviewed: ASP Mechanical, 1,645 Google reviews at 4.8★, the most of 29 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
29 Duluth septic service companies are ranked here by CR Score, from ten published factors. 10 are open 24/7, 12 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 4.8★ across 29 rated businesses.
Top 10 septic service companies in Duluth at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Twin Ports Septic Pump and Repair | 62 | 4.9★ (44) | Duluth | 24/7 | Overall |
| 2 | ASP Mechanical | 61 | 4.8★ (1,645) | Duluth | 24/7 | Emergencies, Most reviews |
| 3 | Steve's septic pumping service | 61 | 5.0★ (29) | Duluth | 24/7 | — |
| 4 | After Hours Sewer & Drain Cleaning LLC | 60 | 5.0★ (88) | Duluth | 24/7 | — |
| 5 | Flow Sewer and Drain Cleaning | 58 | 4.9★ (56) | Duluth | 24/7 | — |
| 6 | Northern Environmental Solutions | 57 | 5.0★ (3) | Duluth | 24/7 | — |
| 7 | RJC Septic and Excavating LLC | 57 | 5.0★ (3) | Duluth | 24/7 | — |
| 8 | Brent's Septic Services | 57 | 4.9★ (47) | Duluth | — | — |
| 9 | Duluth Excavation & Septic Services | 56 | 4.8★ (13) | Duluth | 24/7 | — |
| 10 | Peterson Septic Pumping | 55 | 5.0★ (4) | Duluth | — | — |
The 29 best septic service companies in Duluth, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Duluth
61/100CR ScoreRanked #2 because of its Google rating and review volume: 4.8★ from 1,645 Google reviews, the most in Duluth.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Duluth
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Duluth
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 88 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Duluth
58/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 56 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Duluth
57/100CR 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 Duluth
57/100CR ScoreRanked #7 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 Duluth
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 47 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Duluth
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 13 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Duluth
55/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Duluth
55/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.5★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Superior, 4 mi away
53/100CR ScoreRanked #12 because of its Google rating and review volume: 4.4★ from 63 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Superior, 12 mi away
53/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.7★ from 13 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#14 A+ Garden Center
Based in Duluth
53/100CR ScoreRanked #14 because of its Google rating and review volume: 4.6★ from 96 Google reviews.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Duluth
52/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.3★ from 13 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#16 Mr. Biffy LLC
Based in Superior, 16 mi away
51/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ 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 Cloquet, 24 mi away
51/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.6★ from 42 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Superior, 19 mi away
51/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Superior, 9 mi away
51/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.0★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cloquet, 6 mi away
51/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.6★ from 54 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cloquet, 12 mi away
51/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.8★ from 90 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Superior, 15 mi away
51/100CR ScoreRanked #22 because of its Google rating and trade focus: 3.8★ from 6 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#23 ATK
Based in Hermantown, 7 mi away
49/100CR ScoreRanked #23 because of its Google rating and review volume: 4.8★ from 75 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hermantown, 7 mi away
49/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.6★ from 20 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#25 Meadows Inc.
Based in Hermantown, 13 mi away
49/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Demolition contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 29 septic service companies
#1 to #25 are shown in full above. Here are #26 to #29, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Diser Construction | 47 | 4.6★ (10) | In Duluth |
| 27 | Darrel D Johnson Excavating, Inc. | 46 | 4.2★ (5) | In Duluth |
| 28 | Young Plumbing and Heating | 45 | 3.8★ (38) | 9 mi |
| 29 | Advanced Excavating & Onsite Systems, LLC | 42 | 5.0★ (5) | 17 mi |
Also serving Duluth
7 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 |
|---|---|---|
| Budget Septic Pumping | In Duluth | |
| Duluth Septic Company, LLC | In Duluth | |
| Gene’s Septic Solutions | 5.0★ (1) | In Duluth |
| Northern Lakes Septic, LLC | 5.0★ (1) | In Duluth |
| Northern Septic Pumping | 5.0★ (1) | In Duluth |
| Superior Sewer Services | 10 mi | |
| Thomas R Olson Trucking & Excavating AKA Consumer Septic Service | In Duluth |
How we ranked Duluth septic service companies
We scored 29 Duluth 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 Duluth 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 Duluth: frequently asked questions
Who is the best septic service company in Duluth?
By CR Score, the highest-ranked septic service company in Duluth, MN is Twin Ports Septic Pump and Repair with a CR Score of 62/100. It has 4.9★ from 44 Google reviews. It is open 24/7. ASP Mechanical (#2) and Steve's septic pumping service (#3) follow. We ranked 29 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Duluth?
ContractorsRanked ranks 29 septic service companies serving Duluth, MN. 15 of them are based in Duluth; the rest serve it from nearby towns. Another 7 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Duluth are open 24/7?
10 ranked septic service companies in Duluth post 24/7 hours. The highest-ranked are Twin Ports Septic Pump and Repair (#1), ASP Mechanical (#2) and Steve's septic pumping service (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Duluth work on weekends?
12 of 29 ranked septic service companies post Saturday hours and 10 post Sunday hours. The highest-ranked open Saturdays are Twin Ports Septic Pump and Repair (#1), ASP Mechanical (#2) and Steve's septic pumping service (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Duluth septic service companies have?
The median Google rating among 29 rated septic service companies in Duluth is 4.8★, with a median of 29 reviews. ASP Mechanical has the most, 1,645 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 Duluth count in this ranking?
Yes, if they are within 25 mi of the Duluth 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 Duluth
- November 2026: CR Scores recalculated for 29 septic service companies serving Duluth.
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