65/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 1,046 Google reviews, the most in Portland.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Portland, TN (2026)
26 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Portland: Maxwell Septic Pumping, CR Score 65/100; 4.9★ from 1,046 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): PWM Environmental, posts 24/7 hours; ranked #2 of 26.
- 7
Most-reviewed: Mr. Rooter Plumbing of Hendersonville, 727 Google reviews at 4.9★, the most of 26 ranked after Maxwell Septic Pumping; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
26 Portland septic service companies are ranked here by CR Score, from ten published factors. 10 are open 24/7, 17 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 4.9★ across 26 rated businesses.
Top 10 septic service companies in Portland at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Maxwell Septic Pumping | 65 | 4.9★ (1,046) | Gallatin, 15 mi away | 24/7 | Overall |
| 2 | PWM Environmental | 62 | 4.9★ (212) | White House, 12 mi away | 24/7 | Emergencies |
| 3 | ABC Septic Services LLC | 58 | 4.9★ (81) | Hendersonville, 14 mi away | 24/7 | — |
| 4 | Elitte Septic Tank & Grease Trap Service, Inc. | 57 | 4.7★ (299) | Springfield, 20 mi away | — | — |
| 5 | B and D Septic Service | 57 | 4.9★ (65) | Lebanon, 24 mi away | 24/7 | — |
| 6 | Tri Star Septic Pumping LLC | 56 | 4.9★ (27) | Portland | — | — |
| 7 | Mr. Rooter Plumbing of Hendersonville | 56 | 4.9★ (727) | Hendersonville, 21 mi away | 24/7 | Most reviews |
| 8 | Michael Shaver Plumbing, Septic, & Dirt Works | 54 | 4.7★ (269) | Gallatin, 13 mi away | Sat | — |
| 9 | Sunshine Septic and Trash Service | 54 | 4.6★ (66) | Hendersonville, 20 mi away | Sat | — |
| 10 | Liberty Utilities LLC | 54 | 5.0★ (4) | Hendersonville, 12 mi away | 24/7 | — |
The 26 best septic service companies in Portland, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in White House, 12 mi away
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 212 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hendersonville, 14 mi away
58/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 81 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Springfield, 20 mi away
57/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.7★ from 299 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Lebanon, 24 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 65 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland
56/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 27 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hendersonville, 21 mi away
56/100CR ScoreRanked #7 because of its Google rating and review volume: 4.9★ from 727 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gallatin, 13 mi away
54/100CR ScoreRanked #8 because of its Google rating and review volume: 4.7★ from 269 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hendersonville, 20 mi away
54/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.6★ from 66 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hendersonville, 12 mi away
54/100CR 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 8 of 10 factors; credentials and recency not yet collected.
#11 RDR Solutions
Based in Springfield, 21 mi away
53/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in White House, 12 mi away
53/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.6★ from 43 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#13 Rooter-Man
Based in Goodlettsville, 24 mi away
53/100CR ScoreRanked #13 because of its Google rating and review volume: 4.8★ from 336 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hendersonville, 20 mi away
53/100CR ScoreRanked #14 because of its Google rating and review volume: 5.0★ from 139 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Goodlettsville, 19 mi away
52/100CR ScoreRanked #15 because of its Google rating and review volume: 5.0★ from 56 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mount Juliet, 22 mi away
52/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.5★ 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 Lebanon, 23 mi away
52/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.5★ from 31 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gallatin, 19 mi away
51/100CR ScoreRanked #18 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 Gallatin, 14 mi away
51/100CR ScoreRanked #19 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Springfield, 21 mi away
51/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland
50/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bowling Green, 22 mi away
50/100CR ScoreRanked #22 because of its Google rating and trade focus: 3.5★ from 18 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gallatin, 14 mi away
50/100CR ScoreRanked #23 because of its Google rating and review volume: 4.8★ from 144 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#24 Hometown Septic
Based in Hendersonville, 20 mi away
49/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hendersonville, 18 mi away
47/100CR ScoreRanked #25 because of its Google rating and trade focus: 3.9★ from 16 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
All 26 septic service companies
#1 to #25 are shown in full above. Here are #26 to #26, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Arrow Home Improvement LLC, Remodel, Plumbing, Electrical | 47 | 5.0★ (15) | 22 mi |
Also serving Portland
9 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 |
|---|---|---|
| Bayles sewer and drain | 5.0★ (2) | 11 mi |
| Big John Excavating | 5.0★ (1) | In Portland |
| Cedar Creek Land Management & Excavating | 22 mi | |
| Duke Excavation & Septics | 14 mi | |
| G & L Construction | 23 mi | |
| LC Clearing Limited Co. | 22 mi | |
| Owens Septic Tank Services | 5.0★ (2) | In Portland |
| Stinky Pinky Septic & Trash Service | 23 mi | |
| Volunteer Pumping Services, LLC | 5.0★ (2) | In Portland |
How we ranked Portland septic service companies
We scored 26 Portland 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 Portland 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 Portland: frequently asked questions
Who is the best septic service company in Portland?
By CR Score, the highest-ranked septic service company in Portland, TN is Maxwell Septic Pumping with a CR Score of 65/100. It has 4.9★ from 1,046 Google reviews. It is open 24/7. PWM Environmental (#2) and ABC Septic Services LLC (#3) follow. We ranked 26 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Portland?
ContractorsRanked ranks 26 septic service companies serving Portland, TN. 2 of them are based in Portland; the rest serve it from nearby towns. Another 9 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Portland are open 24/7?
10 ranked septic service companies in Portland post 24/7 hours. The highest-ranked are Maxwell Septic Pumping (#1), PWM Environmental (#2) and ABC Septic Services LLC (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Portland work on weekends?
17 of 26 ranked septic service companies post Saturday hours and 9 post Sunday hours. The highest-ranked open Saturdays are Maxwell Septic Pumping (#1), PWM Environmental (#2) and ABC Septic Services LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Portland septic service companies have?
The median Google rating among 26 rated septic service companies in Portland is 4.9★, with a median of 41 reviews. Maxwell Septic Pumping has the most, 1,046 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 Portland count in this ranking?
Yes, if they are within 25 mi of the Portland 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 Portland
- November 2026: CR Scores recalculated for 26 septic service companies serving Portland.
More septic service companies and Portland pages
Septic service companies near Portland
- Septic service companies in White House, TN38 ranked
- Septic service companies in Gallatin, TN41 ranked
- Septic service companies in Hendersonville, TN52 ranked
- Septic service companies in Goodlettsville, TN43 ranked
- Septic service companies in Springfield, TN33 ranked
- Septic service companies in Mount Juliet, TN52 ranked
- Septic service companies in Lebanon, TN43 ranked
- Septic service companies in Nashville, TN54 ranked
- Septic service companies in La Vergne, TN54 ranked
- Septic service companies in Brentwood, TN49 ranked
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