62/100CR Score
Ranked #1 because of its Google rating and review volume: 5.0★ from 1,092 Google reviews.
Best Septic Service Companies in Harrison, NJ (2026)
288 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Harrison: PowerFlo Sewer Service, CR Score 62/100; 5.0★ from 1,092 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Zuidema Septic Services & Portable Toilets, posts 24/7 hours; ranked #2 of 288.
- 12
Most-reviewed: Pipe Works Services, Inc., 1,940 Google reviews at 4.8★, the most of 288 ranked; ranked #12.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
288 Harrison septic service companies are ranked here by CR Score, from ten published factors. 182 are open 24/7, 234 open Saturdays and 219 open Sundays, based on posted hours. The median Google rating is 4.9★ across 288 rated businesses.
Top 10 septic service companies in Harrison at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | PowerFlo Sewer Service | 62 | 5.0★ (1,092) | Staten Island, 9 mi away | 24/7 | Overall |
| 2 | Zuidema Septic Services & Portable Toilets | 62 | 4.8★ (786) | Midland Park, 18 mi away | 24/7 | Emergencies |
| 3 | A & L Cesspool | 61 | 4.8★ (469) | Brooklyn, 17 mi away | 24/7 | — |
| 4 | 123 Sewer & Drain | 60 | 5.0★ (69) | Washington Heights, 10 mi away | 24/7 | — |
| 5 | NY Sewer and Drain | 60 | 5.0★ (65) | Staten Island, 9 mi away | 24/7 | — |
| 6 | All Flow Sewer & Drain Service | 59 | 5.0★ (200) | Maplewood, 7 mi away | 24/7 | — |
| 7 | No.1 Sewer & Drain Cleaning Services | 59 | 5.0★ (401) | Brooklyn, 13 mi away | 24/7 | — |
| 8 | EarthCare, a Wind River Company | 59 | 4.8★ (261) | West Milford, 22 mi away | 24/7 | — |
| 9 | 24/7 Drain & Sewer | 59 | 5.0★ (167) | Garfield, 9 mi away | 24/7 | — |
| 10 | Express Sewer, Drain Cleaning & Repairs Inc . | 58 | 5.0★ (518) | The Bronx, 17 mi away | 24/7 | — |
The 288 best septic service companies in Harrison, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Midland Park, 18 mi away
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 786 Google reviews, listed on Google as “Septic system service”.
Based in Brooklyn, 17 mi away
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 469 Google reviews, listed on Google as “Septic system service”.
Based in Washington Heights, 10 mi away
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 69 Google reviews, listed on Google as “Septic system service”.
Based in Staten Island, 9 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “Septic system service”.
Based in Maplewood, 7 mi away
59/100CR ScoreRanked #6 because of its Google rating and review volume: 5.0★ from 200 Google reviews.
Based in Brooklyn, 13 mi away
59/100CR ScoreRanked #7 because of its Google rating and review volume: 5.0★ from 401 Google reviews.
Based in West Milford, 22 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 261 Google reviews, listed on Google as “Septic system service”.
Based in Garfield, 9 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 167 Google reviews, listed on Google as “Plumber”.
Based in The Bronx, 17 mi away
58/100CR ScoreRanked #10 because of its Google rating and review volume: 5.0★ from 518 Google reviews.
Based in Elmwood Park, 11 mi away
58/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.6★ from 213 Google reviews, listed on Google as “Septic system service”.
Based in Chatham, 12 mi away
58/100CR ScoreRanked #12 because of its Google rating and review volume: 4.8★ from 1,940 Google reviews, the most in Harrison.
Based in Brooklyn, 15 mi away
58/100CR ScoreRanked #13 because of its Google rating and review volume: 5.0★ from 326 Google reviews.
Based in Long Island City, 11 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 177 Google reviews, listed on Google as “Plumber”.
Based in Fairfield, 12 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 196 Google reviews, listed on Google as “Plumber”.
Based in Fairfield, 12 mi away
58/100CR ScoreRanked #16 because of its Google rating and review volume: 4.9★ from 274 Google reviews.
Based in Brooklyn, 15 mi away
58/100CR ScoreRanked #17 because of its Google rating and review volume: 5.0★ from 304 Google reviews.
Based in Fair Lawn, 13 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 248 Google reviews, listed on Google as “Septic system service”.
Based in Staten Island, 9 mi away
57/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 101 Google reviews, listed on Google as “Plumber”.
Based in Middlesex, 23 mi away
57/100CR ScoreRanked #20 because of its Google rating and review volume: 4.9★ from 848 Google reviews.
Based in Brooklyn, 15 mi away
57/100CR ScoreRanked #21 because of its Google rating and review volume: 5.0★ from 413 Google reviews.
Based in Paterson, 16 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 28 Google reviews, listed on Google as “Septic system service”.
Based in Hawthorne, 14 mi away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 194 Google reviews, listed on Google as “Plumber”.
Based in Carlstadt, 9 mi away
57/100CR ScoreRanked #24 because of its Google rating and review volume: 4.9★ from 375 Google reviews.
Based in Queens, 18 mi away
57/100CR ScoreRanked #25 because of its Google rating and review volume: 4.7★ from 555 Google reviews.
Septic service companies ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 288 ranked septic service companies here; the rest are on their profiles.
Also serving Harrison
20 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 |
|---|---|---|
| 911 Sewer & Drain of East Rutherford | 5.0★ (2) | 4 mi |
| 911 Sewer & Drain of Little Falls | 5.0★ (2) | 5 mi |
| A & J Sewer Specialists | 4.5★ (2) | 10 mi |
| A 49.95 Any Sewer Or Drain | 5.0★ (2) | 13 mi |
| ABC PLUMBING & SEWERS | 5.0★ (2) | 6 mi |
| Able Tex Sewer Rooter | 3.0★ (2) | 6 mi |
| Able Tex Sewer Rooter | 5.0★ (2) | 11 mi |
| Brother´s Sewer and Heating | 5.0★ (2) | 11 mi |
| College Point Plumbing & Sewer | 3.0★ (2) | 17 mi |
| Eagles Sewer & Drainage | 3.0★ (2) | 12 mi |
| Hands of Gold Sewer Cleaning Corp. | 5.0★ (2) | 17 mi |
| Liberty Sewer Drain & Plumbing | 5.0★ (2) | 11 mi |
| Mr. Rooter Plumbing of Queens | 3.0★ (2) | 17 mi |
| Norton Sewer & Drain Lake | 3.0★ (2) | 15 mi |
| Reliable Septic Pumping Incorporated | 5.0★ (2) | 15 mi |
| Ridgewood Sewer & Drain Cleaning | 3.0★ (2) | 14 mi |
| Root Runner Plumbing Solutions | 5.0★ (2) | 14 mi |
| Sewer King Co | 2.5★ (2) | 16 mi |
| Sun Ray Sewer & Drain | 4.5★ (2) | 12 mi |
| WeGo Grease Trap Cleaning & Cooking Oil Pickup | 5.0★ (2) | 13 mi |
How we ranked Harrison septic service companies
We scored 288 Harrison 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 Harrison 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 Harrison: frequently asked questions
Who is the best septic service company in Harrison?
By CR Score, the highest-ranked septic service company in Harrison, NJ is PowerFlo Sewer Service with a CR Score of 62/100. It has 5.0★ from 1,092 Google reviews. It is open 24/7. Zuidema Septic Services & Portable Toilets (#2) and A & L Cesspool (#3) follow. We ranked 288 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Harrison?
ContractorsRanked ranks 288 septic service companies serving Harrison, NJ. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Harrison are open 24/7?
182 ranked septic service companies in Harrison post 24/7 hours. The highest-ranked are PowerFlo Sewer Service (#1), Zuidema Septic Services & Portable Toilets (#2) and A & L Cesspool (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Harrison work on weekends?
234 of 288 ranked septic service companies post Saturday hours and 219 post Sunday hours. The highest-ranked open Saturdays are PowerFlo Sewer Service (#1), Zuidema Septic Services & Portable Toilets (#2) and A & L Cesspool (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Harrison septic service companies have?
The median Google rating among 288 rated septic service companies in Harrison is 4.9★, with a median of 23 reviews. Pipe Works Services, Inc. has the most, 1,940 reviews, and ranks #12. 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 Harrison count in this ranking?
Yes, if they are within 25 mi of the Harrison 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 Harrison
- November 2026: CR Scores recalculated for 288 septic service companies serving Harrison.
- November 2026: 1 duplicate listing merged.
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