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Best Septic Service Companies in Bellefontaine Neighbors, MO (2026)

70 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Bellefontaine Neighbors: Nolen Septic Services, CR Score 61/100; 5.0★ from 237 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Mr. Rooter Plumbing of St. Louis, posts 24/7 hours; ranked #2 of 70.

  3. 2

    Most-reviewed: Mr. Rooter Plumbing of St. Louis, 2,141 Google reviews at 4.8★, the most of 70 ranked; ranked #2.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

70 Bellefontaine Neighbors septic service companies are ranked here by CR Score, from ten published factors. 17 are open 24/7, 35 open Saturdays and 27 open Sundays, based on posted hours. The median Google rating is 4.7★ across 70 rated businesses.

Most of this list also appears on the Septic service companies in University City ranking. See Septic service companies in University City

Top 10 septic service companies in Bellefontaine Neighbors at a glance

Top 10 septic service companies in Bellefontaine Neighbors at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Nolen Septic Services615.0★ (237)Edwardsville, 16 mi away24/7Overall
2Mr. Rooter Plumbing of St. Louis574.8★ (2,141)Ballwin, 19 mi away24/7Emergencies, Most reviews
3Mitchell Environmental565.0★ (212)Belleville, 14 mi away——
4Pierson Plumbing Sewer & Drain L.L.C564.8★ (169)Saint Charles, 15 mi away24/7—
5Maplewood Plumbing & Sewer, LLC.564.8★ (1,691)St. Louis, 10 mi away——
6River City Sewer& Drain, L.L.C.554.9★ (207)Arnold, 21 mi away24/7—
7Superior Service554.9★ (1,766)Chesterfield, 22 mi awaySat · Sun · Evenings—
8V1 Environmental555.0★ (84)Collinsville, 15 mi away——
9Nelson Plumbing & Sewer Services CO.544.6★ (14)St. Louis, 4 mi away24/7—
10Shults Septic Service, LLC545.0★ (15)Belleville, 23 mi away24/7—

The 70 best septic service companies in Bellefontaine Neighbors, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Bellefontaine Neighbors

    #1 Nolen Septic Services

    Based in Edwardsville, 16 mi away

    61/100CR Score

    Ranked #1 because of its Google rating and trade focus: 5.0★ from 237 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 237 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2000 Little Round Top Dr, Edwardsville, IL 62025
    View profile for Nolen Septic Services(618) 655-0074

  3. #3 Mitchell Environmental

    Based in Belleville, 14 mi away

    56/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 212 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 212 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    825 Hollywood Heights Rd, Caseyville, IL 62232
    View profile for Mitchell Environmental(618) 803-1916

  7. #7 Superior Service

    Based in Chesterfield, 22 mi away

    55/100CR Score

    Ranked #7 because of its Google rating and review volume: 4.9★ from 1,766 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 1,766 Google reviews
    Hours
    Mon–Fri 7 AM–8:30 PM · Sat–Sun 8 AM–12 PM
    Address
    17722 Chesterfield Airport Rd, Chesterfield, MO 63005
    View profile for Superior Service(314) 717-0639

  8. #8 V1 Environmental

    Based in Collinsville, 15 mi away

    55/100CR Score

    Ranked #8 because of its Google rating and trade focus: 5.0★ from 84 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 84 Google reviews
    Hours
    Mon–Fri 7 AM–6 PM · Sat–Sun closed
    Address
    58 Will Vina Dr, Collinsville, IL 62234
    View profile for V1 Environmental(618) 961-3615

  10. #10 Shults Septic Service, LLC

    Based in Belleville, 23 mi away

    54/100CR Score

    Ranked #10 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.

    • 5.0★ from 15 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5656 Saxtown Rd, Millstadt, IL 62260
    View profile for Shults Septic Service, LLC(618) 444-8875

  12. #12 AA Quick Plumbing And Sewer

    Based in Saint Ann, 10 mi away

    53/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.0★ from 177 Google reviews, listed on Google as “Plumber”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.0★ from 177 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3012 N Lindbergh Blvd, St Ann, MO 63074
    View profile for AA Quick Plumbing And Sewer(314) 429-7131

  16. #16 Warrior Sewer and Drain

    Based in Chesterfield, 23 mi away

    52/100CR Score

    Ranked #16 because of its Google rating and review volume: 4.8★ from 459 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 459 Google reviews
    Hours
    Mon–Fri 6 AM–8 PM · Sat 6 AM–2 PM · Sun closed
    Address
    743 Spirit 40 Park Dr # 234, Chesterfield, MO 63005
    View profile for Warrior Sewer and Drain(636) 498-2686

  20. #20 Miller Septic

    Based in Troy, 19 mi away

    52/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.7★ from 19 Google reviews, listed on Google as “Septic system service”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.7★ from 19 Google reviews
    Address
    365 Bowers Rd, Troy, IL 62294
    View profile for Miller Septic(618) 667-1099

  22. #22 Veteran Environmental Services

    Based in Bridgeton, 11 mi away

    52/100CR Score

    Ranked #22 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.7★ from 6 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 8 AM–4 PM · Sun closed
    Address
    13010 Gist Rd, Bridgeton, MO 63044
    View profile for Veteran Environmental Services(314) 739-6900

  23. #23 The Sewer Pros

    Based in Chesterfield, 23 mi away

    51/100CR Score

    Ranked #23 because of its Google rating and review volume: 4.9★ from 594 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 594 Google reviews
    Hours
    Mon–Fri 7:30 AM–4 PM · Sat–Sun closed
    Address
    700 Crown Industrial Ct p, Chesterfield, MO 63005
    View profile for The Sewer Pros(314) 821-1600

  24. #24 AWS Sewer & Septic, Inc.

    Based in Edwardsville, 8 mi away

    51/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 6 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 6 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    View profile for AWS Sewer & Septic, Inc.(618) 444-6718

How we ranked Bellefontaine Neighbors septic service companies

We scored 70 Bellefontaine Neighbors 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Bellefontaine Neighbors data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Septic service companies in Bellefontaine Neighbors: frequently asked questions

Who is the best septic service company in Bellefontaine Neighbors?

By CR Score, the highest-ranked septic service company in Bellefontaine Neighbors, MO is Nolen Septic Services with a CR Score of 61/100. It has 5.0★ from 237 Google reviews. It is open 24/7. Mr. Rooter Plumbing of St. Louis (#2) and Mitchell Environmental (#3) follow. We ranked 70 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Bellefontaine Neighbors?

ContractorsRanked ranks 70 septic service companies serving Bellefontaine Neighbors, MO. Counts are as of November 2026.

Which septic service companies in Bellefontaine Neighbors are open 24/7?

17 ranked septic service companies in Bellefontaine Neighbors post 24/7 hours. The highest-ranked are Nolen Septic Services (#1), Mr. Rooter Plumbing of St. Louis (#2) and Pierson Plumbing Sewer & Drain L.L.C (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Bellefontaine Neighbors work on weekends?

35 of 70 ranked septic service companies post Saturday hours and 27 post Sunday hours. The highest-ranked open Saturdays are Nolen Septic Services (#1), Mr. Rooter Plumbing of St. Louis (#2) and Pierson Plumbing Sewer & Drain L.L.C (#4). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Bellefontaine Neighbors septic service companies have?

The median Google rating among 70 rated septic service companies in Bellefontaine Neighbors is 4.7★, with a median of 19 reviews. Mr. Rooter Plumbing of St. Louis has the most, 2,141 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 Bellefontaine Neighbors count in this ranking?

Yes, if they are within 25 mi of the Bellefontaine Neighbors 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 Bellefontaine Neighbors

  1. November 2026: CR Scores recalculated for 70 septic service companies serving Bellefontaine Neighbors.
  2. November 2026: 1 duplicate listing merged.

More septic service companies and Bellefontaine Neighbors pages

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