60/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.6★ from 53 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Lake Station, IN (2026)
50 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Lake Station: Ground Improvement Services, CR Score 60/100; 4.6★ from 53 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Scott's Septic Service, posts 24/7 hours; ranked #3 of 50.
- 2
Most-reviewed: FreeFlow Environmental, 911 Google reviews at 4.7★, the most of 50 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
50 Lake Station septic service companies are ranked here by CR Score, from ten published factors. 13 are open 24/7, 28 open Saturdays and 18 open Sundays, based on posted hours. The median Google rating is 4.6★ across 50 rated businesses.
Top 10 septic service companies in Lake Station at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Ground Improvement Services | 60 | 4.6★ (53) | Valparaiso, 7 mi away | 24/7 | Overall |
| 2 | FreeFlow Environmental | 58 | 4.7★ (911) | Valparaiso, 14 mi away | — | Most reviews |
| 3 | Scott's Septic Service | 57 | 4.4★ (23) | Chicago, 11 mi away | 24/7 | Emergencies |
| 4 | B & D Plumbing And Sewer Service, Inc. | 56 | 5.0★ (232) | Frankfort, 23 mi away | 24/7 | — |
| 5 | FreeFlow Environmental | 56 | 4.9★ (13) | Crown Point, 13 mi away | 24/7 | — |
| 6 | Mr. Rooter Plumbing of Northwest Indiana | 56 | 4.7★ (372) | Valparaiso, 12 mi away | 24/7 | — |
| 7 | Affordable Sewer And Plumbing | 56 | 5.0★ (180) | Country Club Hills, 23 mi away | 24/7 | — |
| 8 | Jack and Vernons Septic Service | 55 | 4.8★ (25) | Lake Station | — | — |
| 9 | 4 Brothers Sewer and Plumbing Service | 55 | 4.6★ (166) | Glenwood, 19 mi away | 24/7 | — |
| 10 | Eagle Engineering | 54 | 4.2★ (19) | Chicago, 5 mi away | Sat | — |
The 50 best septic service companies in Lake Station, 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 Valparaiso, 14 mi away
58/100CR ScoreRanked #2 because of its Google rating and review volume: 4.7★ from 911 Google reviews, the most in Lake Station.
Based in Chicago, 11 mi away
57/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.4★ from 23 Google reviews, listed on Google as “Septic system service”.
Based in Frankfort, 23 mi away
56/100CR ScoreRanked #4 because of its Google rating and review volume: 5.0★ from 232 Google reviews.
Based in Crown Point, 13 mi away
56/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 13 Google reviews, listed on Google as “Septic system service”.
Based in Valparaiso, 12 mi away
56/100CR ScoreRanked #6 because of its Google rating and review volume: 4.7★ from 372 Google reviews.
Based in Country Club Hills, 23 mi away
56/100CR ScoreRanked #7 because of its Google rating and review volume: 5.0★ from 180 Google reviews.
Based in Lake Station
55/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 25 Google reviews, listed on Google as “Septic system service”.
Based in Glenwood, 19 mi away
55/100CR ScoreRanked #9 because of its Google rating and review volume: 4.6★ from 166 Google reviews.
Based in Chicago, 5 mi away
54/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.2★ from 19 Google reviews, listed on Google as “Septic system service”.
#11 Downing Plumbing
Based in Merrillville, 7 mi away
54/100CR ScoreRanked #11 because of its Google rating and review volume: 4.4★ from 189 Google reviews.
Based in Merrillville, 12 mi away
54/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 74 Google reviews, listed on Google as “Septic system service”.
Based in Countryside, 24 mi away
54/100CR ScoreRanked #13 because of its Google rating and review volume: 4.4★ from 420 Google reviews.
Based in Merrillville, 10 mi away
54/100CR ScoreRanked #14 because of its Google rating and trade focus: 3.7★ from 33 Google reviews, listed on Google as “Septic system service”.
Based in South Holland, 20 mi away
54/100CR ScoreRanked #15 because of its Google rating and review volume: 4.9★ from 269 Google reviews.
Based in Merrillville, 8 mi away
54/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.2★ from 19 Google reviews, listed on Google as “Septic system service”.
Based in Chicago, 20 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.6★ from 81 Google reviews, listed on Google as “Plumber”.
Based in Munster, 13 mi away
53/100CR ScoreRanked #18 because of its Google rating and review volume: 4.8★ from 399 Google reviews.
Based in Hammond, 13 mi away
53/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 98 Google reviews, listed on Google as “Plumber”.
Based in Gary, 6 mi away
52/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Septic system service”.
Based in Cedar Lake, 21 mi away
52/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 31 Google reviews, listed on Google as “Plumber”.
Based in Westville, 20 mi away
51/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.
Based in Merrillville, 12 mi away
51/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.5★ from 16 Google reviews, listed on Google as “Septic system service”.
Based in Gary, 5 mi away
50/100CR ScoreRanked #24 because of its Google rating and trade focus: 3.8★ from 69 Google reviews, listed on Google as “Plumber”.
Based in LaPorte, 21 mi away
50/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.2★ from 16 Google reviews, listed on Google as “Septic system service”.
All 50 septic service companies
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.
Also serving Lake Station
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 |
|---|---|---|
| A First Amer Plumbing & Sewer Rtr | 14 mi | |
| A Plumbing & Sewer | 1.0★ (2) | 3 mi |
| A Tom Plumbing & Sewer | 9 mi | |
| A. Metz, Sewer Inc. | 5.0★ (2) | 4 mi |
| A&S SEWER AND DRAIN SERVICES | 5.0★ (2) | 14 mi |
| Apex Septic Solutions | 5 mi | |
| Area Plumbing & Sewer Co Inc | 12 mi | |
| B&D Sewer. Underground Construction. | 1.0★ (1) | 12 mi |
| Cassoday Construction and Excavation | 17 mi | |
| D & B Sewer & Drain Services & Plumbing | 5.0★ (1) | 9 mi |
| Don's Sewer & Septic Services | 5.0★ (1) | 3 mi |
| Erris Sewer and Plumbing | 5.0★ (2) | 19 mi |
| Ground Control Inc. Excavating & Septic installation | 5.0★ (1) | 17 mi |
| Hoosier Handyman LLC | 15 mi | |
| Jean's Septic, Inc. | 11 mi | |
| Karl Meyer Expert Plumbing | 5.0★ (1) | 24 mi |
| O'Brien Family Sewer and Plumbing Services | 5.0★ (1) | 24 mi |
| Sewer & Plumbing Service Inc | 14 mi | |
| Steve Siuda Sewer & Septic | 5.0★ (1) | 19 mi |
| Tony's Sewer & Plumbing | 8 mi |
How we ranked Lake Station septic service companies
We scored 50 Lake Station 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 Lake Station 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 Lake Station: frequently asked questions
Who is the best septic service company in Lake Station?
By CR Score, the highest-ranked septic service company in Lake Station, IN is Ground Improvement Services with a CR Score of 60/100. It has 4.6★ from 53 Google reviews. It is open 24/7. FreeFlow Environmental (#2) and Scott's Septic Service (#3) follow. We ranked 50 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Lake Station?
ContractorsRanked ranks 50 septic service companies serving Lake Station, IN. 1 of them is based in Lake Station; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Lake Station are open 24/7?
13 ranked septic service companies in Lake Station post 24/7 hours. The highest-ranked are Ground Improvement Services (#1), Scott's Septic Service (#3) and B & D Plumbing And Sewer Service, Inc. (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Lake Station work on weekends?
28 of 50 ranked septic service companies post Saturday hours and 18 post Sunday hours. The highest-ranked open Saturdays are Ground Improvement Services (#1), Scott's Septic Service (#3) and B & D Plumbing And Sewer Service, Inc. (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Lake Station septic service companies have?
The median Google rating among 50 rated septic service companies in Lake Station is 4.6★, with a median of 24 reviews. FreeFlow Environmental has the most, 911 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 Lake Station count in this ranking?
Yes, if they are within 25 mi of the Lake Station 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 Lake Station
- November 2026: CR Scores recalculated for 50 septic service companies serving Lake Station.
- November 2026: 1 duplicate listing merged.
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