Jadd Seppmann & Sons Well & Septic Systems logo

Jadd Seppmann & Sons Well & Septic Systems

Septic system service · Mankato, MN · reviewed since 2016

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 64%84+53.4Reliability 28%87+24.6Replies to reviews 8%36+3Experts Score= 81Not enough data for value; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.81SCORE
AGradeLetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20.
#47 of 66 septic tank servicesPosition by Experts Score among all companies we track in this category. · better than 29%
4.8 ★★★★★ 24 Google reviews · 6 photos
88%five-star reviews
5.00★last 12 monthsAverage stars on reviews from the last 12 months only.
0%1–2★, last 20 reviewsShare of 1–2★ reviews in the last 24 months — or the 20 newest reviews when the company had fewer than 20 in that time.
4%reviews answered by the owner
May 2026latest review

Jadd Seppmann & Sons Well & Septic Systems at a glance

Customers highlight prompt responses, clear communication, and reasonable pricing for well repairs and septic installations. Recurring themes include fast service, professional staff, and honest assessments that avoid unnecessary work. However, low-star reviews cite significant discrepancies between initial estimates and final bills, along with aggressive communication regarding county regulations during new system installations.

  • Google rating: 4.8 out of 5 from 24 reviews (88% five-star).
  • Reviews on this page: 24 Google reviews (18 with written comments).
  • Owner responses: the business replied to 4% of reviews.
  • Most recent review: May 28, 2026.
  • Service: Septic Tank Service serving Mankato, Minnesota.

Data from Google, last updated October 28, 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 reliability; weakest: replies to reviews.

Satisfaction84Reliability87Craft & service–Value–Momentum100Replies to reviews36Satisfaction: 84 (median 91)Reliability: 87 (median 87)Momentum: 100 (median 100)Replies to reviews: 36 (median 72)
This companySeptic 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.Jadd Seppmann & Sons Well & Septic Systems: 84/100 on this factor. Category median: 91.A
84
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.Jadd Seppmann & Sons Well & Septic Systems: 87/100 on this factor. Category median: 87.A
87
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.Not enough reviews for this factor yet. Category median: 95.–
–
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.Not enough reviews for this factor yet. Category median: 100.–
–
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.Jadd Seppmann & Sons Well & Septic Systems: 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.Jadd Seppmann & Sons Well & Septic Systems: 36/100 on this factor. Category median: 72.D
36

Bar = this company · dark tick = category median.

Star ratings

24 Google reviews we collected

  • 5 stars2188%
  • 4 stars28%
  • 3 stars00%
  • 2 stars00%
  • 1 star14%

Praise vs complaints

Phrases our text analysis found in 18 written reviews

  • Praise3893%
  • Complaints37%

Topic share

How often each topic comes up in the written reviews

  • Staff & attitude922%
  • Speed & response922%
  • Quality & results820%
  • Price & value820%
  • Communication37%
  • Would recommend37%
  • Honesty & trust12%

What customers talk about

We read 18 written reviews and marked every phrase about these topics. The same colors are highlighted in the reviews.

  • “They are very kind, helpful, and reasonable in all regards.”
  • “His office communicated well, the work was done quickly and downtime was minimal.”
  • “Even when we ran into an issue with an existing line, they fixed the issue at a fair price”
  • “Very friendly and prices are reasonable.”
  • “Todd was very professional and explained what needed to be repaired clearly and provided an accurate estimate.”
  • “I highly recommend Jadd Seppmann & Sons and wish to publicly thank them for everything they did for us.”
  • “I've been able to trust them to be honest regarding solutions such as water pressure.”

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

Recent reviews

ChadLocal Guide · 54 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 months ago★★★★★

I have worked with Todd and the Seppmann team a number of times and cannot refer them enough. They are very kind, helpful, and reasonable in all regards. Look no further!

Tony2 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 months ago★★★★★

I have had them do multiple septic replacements on different properties and couldn’t be happier with how everything went each time. Even when we ran into an issue with an existing line, they fixed the issue at a fair price

SheriLocal Guide · 20 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. · 9 months ago★★★★★

We had a problem with our neighborhood Well. Todd was very professional and explained what needed to be repaired clearly and provided an accurate estimate. His office communicated well, the work was done quickly and downtime was minimal. Very pleased and will call them next time we need a repair.

PeteLocal Guide · 27 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. · a year ago★★★★★

World class service! We lost water pressure and Todd and Ryan showed up same day, replaced the pressure tank in record time and got us up and running. Great people providing old school service!

Thomas17 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 years ago★★★★★

Seppmann has provided excellent service for us on the farm and gave helpful advise. Very friendly and prices are reasonable. Been using them for over 20 years.

DanielleLocal Guide · 22 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. · 3 years ago★★★★★

Jadd Seppmann's & Sons has always provided phenomenal service. Calls answered, messages returned promptly, after hours emergency service and courteous/friendly staff. I've called with questions & they have even done service calls to confirm the source of a problem even when they didn't believe it was my well -…

Photos

Customer reviews

4.8 ★★★★★ 24 reviews on Google · rating breakdown

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

Team members customers mention
Filter by topic — each topic is highlighted in the reviews in the same color
Chad ZiemkeLocal Guide · 54 reviewsTotal number of Google reviews Chad has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

I have worked with Todd and the Seppmann team a number of times and cannot refer them enough. They are very kind, helpful, and reasonable in all regards. Look no further!

Tony Steffensmeier2 reviewsTotal number of Google reviews Tony has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

I have had them do multiple septic replacements on different properties and couldn’t be happier with how everything went each time. Even when we ran into an issue with an existing line, they fixed the issue at a fair price

Sheri HLocal Guide · 20 reviewsTotal number of Google reviews Sheri has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

We had a problem with our neighborhood Well. Todd was very professional and explained what needed to be repaired clearly and provided an accurate estimate. His office communicated well, the work was done quickly and downtime was minimal. Very pleased and will call them next time we need a repair.

Pete MatejcekLocal Guide · 27 reviewsTotal number of Google reviews Pete has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

World class service! We lost water pressure and Todd and Ryan showed up same day, replaced the pressure tank in record time and got us up and running. Great people providing old school service!

Thomas Rademaker17 reviewsTotal number of Google reviews Thomas has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Seppmann has provided excellent service for us on the farm and gave helpful advise. Very friendly and prices are reasonable. Been using them for over 20 years.

Gerald Krenzke Jr.Local Guide · 449 reviewsTotal number of Google reviews Gerald has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

I will hire them again next year!

Danielle TimmLocal Guide · 22 reviewsTotal number of Google reviews Danielle has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Jadd Seppmann's & Sons has always provided phenomenal service. Calls answered, messages returned promptly, after hours emergency service and courteous/friendly staff. I've called with questions & they have even done service calls to confirm the source of a problem even when they didn't believe it was my well - which it wasn't. I've been able to trust them to be honest regarding solutions such as water pressure. They are one of the only contractor/companies I've never had to ask an employee to remove their shoes or wear booties over shoes when coming inside - they do it without asking. All of my experiences with them have been good. I've been a customer going on 16+ years.

Mike GoodrichLocal Guide · 89 reviewsTotal number of Google reviews Mike has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Call them out to look at my septic system, thinking it needed to be pumped. They looked at it, told me nothing was wrong, and only charged me for a basic service call.

Dwight Yaeger1 reviewTotal number of Google reviews Dwight has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Driver an did excellant job great people to work with

Scott TLocal Guide · 19 reviewsTotal number of Google reviews Scott has written across all businesses on Google Maps, not just this one.
Review from Google · view on Google
★★★★★

Fast, on time, friendly, reasonable rates

Jadd Seppmann & Sons Well & Septic Systems on Google Maps →

Business details