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Environmental Septic

Septic system service · Rockville, MD · reviewed since 2019

How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%96+56.3Reliability 26%94+24.5Value 15%99+15.1Craft & service penalty99−0.1Experts Score= 96Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.96SCORE
AGradeLetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20.
#18 of 82 septic tank servicesPosition by Experts Score among all companies we track in this category. · better than 79%
4.9 ★★★★★ 98 Google reviews · 7 photos
98%five-star reviews
5.00★last 12 monthsAverage stars on reviews from the last 12 months only.
0%1–2★ in 2 yearsShare of 1–2★ reviews in the last 24 months — or the 20 newest reviews when the company had fewer than 20 in that time.
11%reviews answered by the owner
$295typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews).

Environmental Septic at a glance

Google reviewers rate Environmental Septic 4.9 out of 5 based on 98 reviews, frequently citing punctual arrivals, efficient pumping services, and fair pricing. Customers often highlight easy scheduling, professional communication, and long-term reliability for maintenance and installation work. However, lower-rated feedback notes instances of unexpected additional charges for incomplete repairs and difficulties reaching the office for follow-up details regarding emergency services.

  • Google rating: 4.9 out of 5 from 98 reviews (98% five-star).
  • Reviews on this page: 98 Google reviews (83 with written comments, 1 with photos).
  • Owner responses: the business replied to 11% of reviews.
  • Most recent review: October 29, 2026.
  • Service: Septic Tank Service serving Rockville, Maryland.

Data from Google, last updated November 3, 2026.

Score profile vs other septic tank services

Score per factor (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: momentum and craft & service; weakest: reliability.

Satisfaction96Reliability94Craft & service99Value99Momentum100Replies to reviews–Satisfaction: 96 (median 91)Reliability: 94 (median 87)Craft & service: 99 (median 96)Value: 99 (median 100)Momentum: 100 (median 100)
Environmental SepticSeptic Tank Services median0 = centre, 100 = best
SatisfactionSatisfaction · 54% of the scoreRecency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Environmental Septic: 96/100 on this factor. Category median: 91.A
96
ReliabilityReliability · 24% of the scoreHow rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Environmental Septic: 94/100 on this factor. Category median: 87.A
94
Craft & serviceCraft & service · penalty only, up to −10 pointsGoogle review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Environmental Septic: 99/100 on this factor. Category median: 96.A
99
ValueValue · 14% of the scoreCustomers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Environmental Septic: 99/100 on this factor. Category median: 100.A
99
MomentumMomentum · penalty only, up to −10 pointsPenalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Environmental Septic: 100/100 on this factor. Category median: 100.A
100
Replies to reviewsReplies to reviews · 7% of the scoreHow often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.Not enough reviews for this factor yet. Category median: 77.–
–

Bar = this company · dark tick = category median.

Star ratings

98 Google reviews we collected

  • 5 stars9698%
  • 4 stars00%
  • 3 stars00%
  • 2 stars11%
  • 1 star11%

Praise vs complaints

Phrases our text analysis found in 83 written reviews

  • Praise145100%
  • Complaints00%

PriceGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.

Price verdicts customers left with their Google review

  • Great price732%
  • Reasonable1568%
  • Overpriced00%
  • Not sure00%
$295-29% vs typical septic tank services

Middle half of what 23 customers paid ($243–$351) · gold mark = category median.

Topic share

How often each topic comes up in the written reviews

  • Staff & attitude4330%
  • Speed & response4330%
  • Quality & results1812%
  • Would recommend139%
  • Communication107%
  • Price & value96%
  • Honesty & trust96%

What customers talk about

We read 83 written reviews and marked every phrase about these topics. The same colors are highlighted in the reviews.

  • “Friendly and efficient team that did a fantastic job.”
  • “They showed up on time, were professional and polite.”
  • “Scheduling was easy, workers were efficient, helpful, thorough, and friendly.”
  • “We would definitely recommend their services to others needing septic tank maintenance.”
  • “Professionals service - prompt appointment and great follow up from the team.”
  • “Their pricing is fair, the team is polite and professional, and they take the time to clearly explain what’s going on and what to expect.”
  • “Environmental Septic is an efficient and reliable company to hire.”

praise complaint · found by our text analysis, Google review wording unchanged.

Reviews for your job

Customers hired Environmental Septic for 1 kind of job. Pick one to see what they paid and said.

Recent priced reviews

Jean6 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 days ago★★★★★

Great experience. Friendly and efficient team that did a fantastic job. Our septic is working perfectly again. Will definitely use them again.

Customer photo from Jean's review
Paid $200–400Reasonable price
Ande6 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 5 days ago★★★★★

Very easy to schedule. They showed up on time, were professional and polite. I would definitely use them again.

Paid $200–400Great price
michael11 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 6 days ago★★★★★

Professionals service - prompt appointment and great follow up from the team. Will use again for next service.

Paid $200–400Reasonable price
Mike1 reviewTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a month ago★★★★★

The crew arrived early for the appointment which was much appreciated. The pumping of my septic tank was done quickly and efficiently. Great job!

Paid $200–400Reasonable price
Lawrence3 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 2 months ago★★★★★

Environmental is absolutely the best company to deal with! They know what they are doing, show up when promised, and clean up after the job. Even planted grass after backfilling. Could not ask for a better jov

Paid $2,000+Great price
peter13 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 2 months ago★★★★★

Very friendly and efficient. Answered my questions and made sure I was satisfied.

Paid $200–400Reasonable price

Photos

Customer reviews

4.9 ★★★★★ 98 reviews on Google · rating breakdown

Reviews from Google, shown as published (original wording, unedited).

Jobs customers hired them for — from Google's service tags and the review text
Team members customers mention
Filter by topic — each topic is highlighted in the reviews in the same color
Jean Yu6 reviewsTotal number of Google reviews Jean has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Great experience. Friendly and efficient team that did a fantastic job. Our septic is working perfectly again. Will definitely use them again.

  • Price assessment: Reasonable price
  • Price: $200–400
Marc Razeghi1 reviewTotal number of Google reviews Marc has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Very prompt and professional…

  • Price assessment: Reasonable price
  • Price: $400–600
Ande Heyser6 reviewsTotal number of Google reviews Ande has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Very easy to schedule. They showed up on time, were professional and polite. I would definitely use them again.

  • Price assessment: Great price
  • Price: $200–400
michael smith11 reviewsTotal number of Google reviews michael has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Professionals service - prompt appointment and great follow up from the team. Will use again for next service.

  • Price assessment: Reasonable price
  • Price: $200–400
Sean Gallagher4 reviewsTotal number of Google reviews Sean has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Great communication, Scheduling and work effort

  • Price assessment: Great price
  • Price: $1,000–1,200
Joel Arem12 reviewsTotal number of Google reviews Joel has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

We have used this company for years. They are fast and efficient.

  • Price assessment: Reasonable price
  • Price: $200–400
Nichola Early2 reviewsTotal number of Google reviews Nichola has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

From start to finish, we were happy with our experience with Environmental. Scheduling was easy, workers were efficient, helpful, thorough, and friendly. Price was very fair.

Lena Shirley6 reviewsTotal number of Google reviews Lena has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

They are professional and did a great job!

Tracy Brecher14 reviewsTotal number of Google reviews Tracy has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Great company to work with. I would not use any other company. A++++

  • Price assessment: Great price
  • Price: $1–200
Mike Serafinas1 reviewTotal number of Google reviews Mike has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

The crew arrived early for the appointment which was much appreciated. The pumping of my septic tank was done quickly and efficiently. Great job!

  • Price assessment: Reasonable price
  • Price: $200–400

Environmental Septic on Google Maps →

Business details