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Ryan O.

Assistant Project Manager in Water Resources

Enterprise (> 1000 emp.)

11/3/2025

"GeoHECHMS: Intuitive, Fast, and Easy for Hydrological Studies"

5/5

What do you like best about GeoHECHMS?

GeoHECHMS has taken our typical Hydrological Drainage Studies and amplified the speed with which we can complete them. The User Interface makes it quick and easy to work with and is extremely intuitive towards new employees learning the program. We are able to implement it quickly and easily into the majority of our work. My favorite part of the program is the ease of delineating large scale watershed subbasins that can be refined to smaller acreage if you are looking for a more detailed study of larger scale watersheds. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

There really is not much to dislike. If I would have one recommendation, it would be that they push updates quite often and it can be cumbersome when one employee working on a project is on a later version from the week before and has to update to work in the current version weekly. Review collected by and hosted on G2.com.

What problems is GeoHECHMS solving and how is that benefiting you?

GeoHECHMS is our primary modeling program when analyzing watersheds. Typically, we utilize the program to delineate subbasins and gather hydrological data that is necessary to implement into our hydraulic modeling, such as the results hydrographs the program gives us. We also use the program to run our dam breach analysis for dams that breach at level pool. The program makes it easy to organize the many different scenarios that are necessary for dam breach analysis. Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hello Ryan,

Thank you very much for sharing your review. Your feedback helps us create high-performing software, so never hesitate to let us know what we’re doing right—or how we can improve!

We also appreciate hearing your concerns regarding the frequent updates. Rest assured, our team is constantly working to improve the many features and overall workability of GeoHECHMS. Your input is invaluable in this regard and helps us meet this important goal.

Reach out any time at support@civilgeo.com.

Thank you!

UC

Verified User in Civil Engineering

Enterprise (> 1000 emp.)

2/4/2026

"Unified, Intuitive Hydrology Workflow in One Platform"

5/5

What do you like best about GeoHECHMS?

The most helpful thing about GeoHECHMS is that it brings the entire hydrology workflow into one unified, easy to use platform. Instead of bouncing between GIS software, manual calculations, and separate modeling tools, everything from watershed delineation to routing and reporting is built into a single, intuitive interface. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

Some tools in GeoHECHMS can feel a bit sensitive to geometry or projection issues, which sometimes leads to troubleshooting steps that interrupt the workflow. It would also be helpful if certain processes like junction creation or flowpath assignment were more automated to reduce manual adjustments. Review collected by and hosted on G2.com.

What problems is GeoHECHMS solving and how is that benefiting you?

GeoHECHMS helps streamline hydrology and watershed modeling by putting all the required tools like GIS processing, basin setup, routing, and calculations into one unified platform. It significantly reduces the time and effort needed to complete stormwater and drainage analyses, allowing faster turnaround on project deliverables. Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hello,

Thank you very much for sharing your review. Your feedback helps us create high-performing software, so never hesitate to let us know what we’re doing right—or how we can improve!

We also appreciate hearing your concerns regarding geometry or projection issues. Rest assured, our team is constantly working to improve the many features and overall workability of GeoHECHMS. Your input is invaluable in this regard and helps us meet this important goal.

Reach out any time at support@civilgeo.com.

Thank you!

JS

jeremy s.

account

Mid-Market (51-1000 emp.)

2/27/2023

"Great Program-Huge Time Saver!"

5/5

What do you like best about GeoHECHMS?

GeoHEC-HMS is a user-friendly program that can save you a great deal of time. If you ever have any issues or questions, the customer service team is highly responsive, knowledgeable, and helpful. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

None, program works great and is a time saver. Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hi Jeremy,

Thank you for taking the time to share your review; your comments certainly made our day! We're thrilled to learn how you are improving your engineering projects and work processes with GeoHECHMS. It is extremely gratifying to know that GeoHECHMS meets your needs and helps you achieve your goals. Please let us know if there is anything else we can do to assist you. We value our customers and look forward to working with you in the future.

Thank you!

UC

Verified User in Civil Engineering

Enterprise (> 1000 emp.)

12/11/2025

"Revolutionizes Watershed Analysis with Powerful GIS Integration"

4.5/5

What do you like best about GeoHECHMS?

GeoHEC-HMS makes it easier to analyze watersheds using spatial data through leveraging GIS capabilities on top of HEC-HMS. It allows automatic watershed delineation from elevation models, integrates land use and soil data, and provides map-based visualization for better accuracy and interpretation. This integration improves runoff and flood predictions, simplifies data management, and supports scenario analysis for projects like stormwater planning and flood risk assessment. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

GeoHEC-HMS has some disadvantages, such as a steep learning curve because it requires both GIS and hydrologic modeling skills. It also depends on high-quality spatial data, which may not always be available, and setting up and calibrating models can be time-consuming. Additionally, it often needs powerful hardware and, if used with commercial GIS software, can involve extra licensing costs. Review collected by and hosted on G2.com.

What problems is GeoHECHMS solving and how is that benefiting you?

The integration of GIS in GeoHEC-HMS is a major benefit for us as it allows hydrologic models to use real-world spatial data for greater accuracy and efficiency. With GIS tools, you can automatically delineate watersheds from elevation data, assign land use and soil properties to sub-basins, and visualize hydrologic elements on a map. This spatial approach ensures that runoff calculations reflect actual terrain and land characteristics, making predictions more reliable. It also simplifies data management by directly importing GIS layers, reducing manual input and errors, and enabling quick scenario analysis for changes in land use or rainfall patterns. Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hi,

Thank you very much for sharing your review. Your feedback helps us create high-performing software, so never hesitate to let us know what we’re doing right—or how we can improve!

We also appreciate hearing your concerns regarding a steep learning curve and need for heavy hardware. Rest assured, our team is constantly working to improve the many features and overall workability of GeoHECHMS. Your input is invaluable in this regard and helps us meet this important goal.

Reach out any time at support@civilgeo.com. Thank you!

ML

Mark L.

New Business & Engineering Development, Principal Engineer

Mid-Market (51-1000 emp.)

1/19/2026

"GeoHECHMS"

5/5

What do you like best about GeoHECHMS?

GeoHECHMS is easy to use with reference resources readily available with the click of the mouse. It creates an impressive well-written report, complete in every way. The output can easily be imported into GeoHECRAS for unsteady stream flow analysis. Customer support is only minutes away with well qualified support staff. What used to take hours to analyze a watershed, can be reduced to much shorter time with a very detailed report. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

I can't think of anything I dislike about it. Review collected by and hosted on G2.com.

What problems is GeoHECHMS solving and how is that benefiting you?

I have analyzed simple to very complex watersheds with GeoHECHMS. The software can even analyze overtopping outflow from a sinkhole. The software incorporates all the factors used in modeling runoff from a watershed - impervious area, ground cover, soil types, slopes, flow types for time of concentration calculations, ... Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hello Mark,

Thank you for taking the time to share your review; your comments certainly made our day! We're thrilled to learn how you are improving your engineering projects and work processes with GeoHECHMS. It is extremely gratifying to know that GeoHECHMS meets your needs and helps you achieve your goals. Please let us know if there is anything else we can do to assist you. We value our customers and look forward to working with you in the future.

Thank you!

UC

Verified User in Civil Engineering

Small-Business (50 or fewer emp.)

5/15/2025

"Advance software for civil engineers"

5/5

What do you like best about GeoHECHMS?

I really enjoyed using the CivilGeo software. It provides advanced features that are well suited for H&H analysis, and the customer support has been outstanding whenever I’ve needed help. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

Overall, no issues so far. They are consistently working to make the software better. Review collected by and hosted on G2.com.

What problems is GeoHECHMS solving and how is that benefiting you?

GeoHECHMS addresses inefficiencies in HEC-HMS model setup by integrating watershed delineation, parameter assignment, and model execution into a unified geospatial workflow. This reduces manual data handling, setup time, and input errors, improving modeling efficiency and result consistency. Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hello,

Thank you for taking the time to share your review; your comments certainly made our day! We're thrilled to learn how you are improving your engineering projects and work processes with GeoHECHMS. It is extremely gratifying to know that GeoHECHMS meets your needs and helps you achieve your goals. Please let us know if there is anything else we can do to assist you. We value our customers and look forward to working with you in the future.

Thank you!

JL

Joseph L.

Project Manager

Small-Business (50 or fewer emp.)

5/17/2023

"Great Product and First Class Support"

5/5

What do you like best about GeoHECHMS?

My company continues to integrate GeoHECHMS into our Civil 3D design software regularly and with ease. It is great that they have made the program so compatible with other design software. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

After using the program for a couple years now, I still do not have any negative comments regarding the program. Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hi Joseph, thank you for taking the time to share your review; your comments certainly made our day! We're thrilled to learn how you are improving your engineering projects and work processes with GeoHECHMS. It is extremely gratifying to know that GeoHECHMS meets your needs and helps you achieve your goals. Please let us know if there is anything else we can do to assist you. We value our customers and look forward to working with you in the future. Thank you!

SD

Seth D.

Civil Engineer

Small-Business (50 or fewer emp.)

5/5/2026

"GeoHECHMS: User-Friendly, Intuitive Interface"

5/5

What do you like best about GeoHECHMS?

GeoHECHMS's interface is user friendly and fairly intuitive as far as order of operations. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

At the moment, I haven't used it enough to find any downsides. Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hello Seth,

Thank you for taking the time to share your review; your comments certainly made our day! We're thrilled to learn how you are improving your engineering projects and work processes with GeoHECHMS. It is extremely gratifying to know that GeoHECHMS meets your needs and helps you achieve your goals. Please let us know if there is anything else we can do to assist you. We value our customers and look forward to working with you in the future.

Thank you!

UC

Verified User in Civil Engineering

Mid-Market (51-1000 emp.)

7/5/2024

"Considerable time-savings"

4.5/5

What do you like best about GeoHECHMS?

Automated tools for basin delineation, determining land cover, time of concentration. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

LiDAR import requires the assignment of project coordinate system one-by-one. The global assignment would be nice. Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hi,

Thank you very much for sharing your review. Your feedback helps us create high-performing software, so never hesitate to let us know what we’re doing right—or how we can improve!

We also appreciate hearing your concerns regarding assigning a coordinate reference system globally. You can refer to these articles in our knowledge base to understand the functionality: https://knowledge.civilgeo.com/assigning-a-coordinate-reference-system/ and https://knowledge.civilgeo.com/spatial-reference/

You can also reach out to support@civilgeo.com for technical support.

Rest assured, our team is constantly working to improve the many features and overall workability of GeoHECHMS. Your input is invaluable in this regard and helps us meet this important goal.

Thank you!

YP

Yngrid P.

Senior Staff Engineer

Enterprise (> 1000 emp.)

1/6/2026

"User-Friendly Interface and Clear 2D Model Visualization"

5/5

What do you like best about GeoHECHMS?

The friendly interface and the fact that you can see your model in 2D. Review collected by and hosted on G2.com.

What do you dislike about GeoHECHMS?

I do not recall have major issues while using the software. In overall, I really like the features, such as GIS capabilities, data input, etc. Review collected by and hosted on G2.com.

Response from Sara Presta of GeoHECHMS

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Hello Yngrid,

Thank you for taking the time to share your review; your comments certainly made our day! We're thrilled to learn how you are improving your engineering projects and work processes with GeoHECHMS. It is extremely gratifying to know that GeoHECHMS meets your needs and helps you achieve your goals. Please let us know if there is anything else we can do to assist you. We value our customers and look forward to working with you in the future.

Thank you!