Funding type
This project is privately funded, on private land for private use.
Simmons Valley WWTP
13137 Simmons Hollow Drive, Spring Branch, TX, 78070
Simmons Valley WWTP is a new construction project at 13137 Simmons Hollow Drive, Spring Branch, in Comal County, TX, tracked from its Texas Department of Licensing and Regulation (TDLR) registration. Scheduled to finish Aug 2026 per its TDLR filing; no final inspection recorded yet. The project has an estimated value of $2.0M across about 1,200 sq ft.
- Estimated project value
- $2.0M
About this figure
Estimated construction cost supplied in the TDLR filing. This is not a current property appraisal or a final construction invoice.
- Reported floor area
- 1,200 ft²
About this figure
Square footage reported for this scope of work. It may cover only part of a larger property.
- Estimated cost / ft²
- $1.67K/sqft
About this figure
Calculated from this filing’s estimated cost divided by its reported square footage. Available only when both figures are supplied; it is not a market benchmark.
- Scheduled duration
- 1y 1mo
About this figure
The interval between the filed start and completion dates. These dates describe the proposed schedule and do not measure actual construction progress.
The project record
Project timeline
Explore filed milestones and scheduled dates. Open a milestone for its source.
4 timeline dates shown.
Project registered · TDLR filing
Registration of the project with the Texas Department of Licensing and Regulation.
Source: TDLR filing
View source recordReview complete · TDLR filing
The filing records completion of the accessibility review.
Same day as the preceding date shown.
Source: TDLR filing
View source recordScheduled construction start · Scheduled date
A date supplied in the filing; this does not confirm that work started or finished.
49 days after the preceding date shown.
Source: TDLR filing
View source recordScheduled completion · Scheduled date
A date supplied in the filing; this does not confirm that work started or finished.
395 days after the preceding date shown.
Source: TDLR filing
View source record
📰About Simmons Valley WWTP
The Simmons Valley WWTP is a new construction project in Spring Branch, Comal County, consisting of a 1,200 sq ft free-standing building. The structure is designed to house office, toilet, and mechanical spaces for The Texas Water Company. The estimated cost for this development is $2,000,000, which calculates to $1,667 per square foot.
Zimmerman Architecture Inc. serves as the design firm of record for this project. Robert V Buck is the registered accessibility specialist associated with the filing. The project is privately funded and located on private land for private use at 13137 Simmons Hollow Drive.
Project Status and Timeline
TDLR completed plan review in June 2025. Construction was scheduled to begin in August 2025 and finish in August 2026. TDLR has not yet recorded a final inspection, so the current state of the site is not confirmed in the public record.
This project’s estimated cost is above the county median for its type, placing it in the top quarter of Comal County filings. The scheduled build window of 395 days is longer than the county median of 232 days. Additionally, the $1,667 per square foot cost is above the county median of $125 per square foot.
The Texas Water Company has two other TDLR-registered projects totaling $4,200,000, including a warehouse in Boerne and an office in Canyon Lake. Zimmerman Architecture Inc. has six other registered projects totaling $11,685,000 across various locations in the region.
Third-party discussions on social media have referenced the Simmons Valley WWTP paperwork and its potential impact on local water systems. One Facebook post mentioned reviewing the project’s documentation, while another discussed its role in stabilizing the system. These external comments are not part of the official TDLR record.
Review Complete
Design review complete, construction may proceed
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Simmons Valley WWTP is a New Construction project located at 13137 Simmons Hollow Drive in Spring Branch, Texas. The project has an estimated value of $2.0M covering 1,200 sq ft. The Texas Water Company is the property owner and Zimmerman Architecture Inc. is the design firm of record. The project was registered with TDLR on June 13, 2025.
Frequently Asked Questions
Is the Simmons Valley WWTP open?
TDLR has not yet recorded a final inspection. The record does not confirm the site is open or operating. A Facebook post mentioned reviewing paperwork, but no official opening date is listed in the TDLR filing.
Who is building the Simmons Valley WWTP?
The owner of record is The Texas Water Company. Zimmerman Architecture Inc. is the design firm, and Robert V Buck is the registered accessibility specialist for this new construction project in Spring Branch.
How much does the Simmons Valley WWTP cost?
The estimated cost is $2,000,000. This amounts to $1,667 per square foot for the 1,200 sq ft building. This cost is above the Comal County median for similar new construction filings.
When was the Simmons Valley WWTP scheduled for completion?
The filing listed an August 2026 completion date. Construction was scheduled to start in August 2025. TDLR has not yet recorded a final inspection, so the actual completion status is not confirmed in the public record.
Where is the Simmons Valley WWTP located?
The project is located at 13137 Simmons Hollow Drive in Spring Branch, Comal County. It is a privately funded development on private land for private use by The Texas Water Company.
What is Simmons Valley WWTP?
Simmons Valley WWTP is a new construction project at 13137 Simmons Hollow Drive in Spring Branch, Texas, registered with the Texas Department of Licensing and Regulation (TDLR). Scope of work: 1200 SF Free Standing Building housing and office, toilet and mechanical spaces
Is Simmons Valley WWTP open in Spring Branch?
Simmons Valley WWTP was scheduled to finish construction in Aug 2026 according to its TDLR registration, but TDLR has not recorded a final accessibility inspection, so its opening status is not confirmed in the public record.
Where is Simmons Valley WWTP located?
Simmons Valley WWTP is located at 13137 Simmons Hollow Drive, Spring Branch, TX, 78070, in Comal County.
Who is the owner or developer of Simmons Valley WWTP?
The Texas Water Company is the property owner/developer of record for Simmons Valley WWTP, per its TDLR project registration.
Who is the architect or design firm for Simmons Valley WWTP?
Zimmerman Architecture Inc. is the design firm of record for Simmons Valley WWTP, according to its TDLR filing.
How much does Simmons Valley WWTP cost and how big is it?
Simmons Valley WWTP has an estimated construction value of $2.0M and approximately 1,200 square feet (about $1.67K/sqft), based on its TDLR filing.
Scope of Work
1200 SF Free Standing Building housing and office, toilet and mechanical spaces
Note: This project is registered under the Texas Accessibility Standards (TAS) program. TDLR registration is required for commercial and public facility construction to ensure compliance with accessibility requirements under Texas Government Code Chapter 469.
Location & views
13137 Simmons Hollow Drive, Spring Branch, TX, 78070
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