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Site-plan research · Public application record

Approved and ReleasedDistrict 3

Williamson Creek Interceptor

The applicant is proposing approximately 37.07 acres for a gravity wastewater interceptor.

5010-1/2 WASSON RD, AUSTIN, TX, 78745 Site Plan AUSTIN FULL PURPOSE
Proposed units
Not supplied
About this figure

The unit count proposed in this site-plan record. It does not establish how many homes or spaces were completed.

Proposed floor area
Not supplied
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Proposed building floor area from the application. This is distinct from the land area of the site.

Gross site area
Not supplied
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The gross site acreage supplied in the application. It is not necessarily the developable or impervious area.

Application date
Aug 8, 2022
About this figure

The application date in the public record. Later milestones below show dated status changes when available.

Application history

Recorded site-plan milestones

Explore filed milestones and scheduled dates. Open a milestone for its source.

Aug 8, 20221,044 days across supplied datesJun 17, 2025

3 timeline dates shown.

  1. Application Filed · AUSTIN site-plan record

    Source: AUSTIN site-plan record

    View source record
  2. In Review · AUSTIN site-plan record

    30 days after the preceding date shown.

    Source: AUSTIN site-plan record

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  3. Approved · AUSTIN site-plan record

    1,014 days after the preceding date shown.

    Source: AUSTIN site-plan record

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Site Plan Metrics

#12991656
FAR:—
Impervious:62.9%
Applied:Aug 8, 2022
Approved:Jun 17, 2025

Approved and Released

Step 5 of 5: Released ✓

Site plan fully approved and released. All conditions cleared. Ready for construction permitting.

Next:Pull building permits to begin construction.

Scope of Work

The applicant is proposing approximately 37.07 acres for a gravity wastewater interceptor.

Location & views

5010-1/2 WASSON RD, AUSTIN, TX, 78745

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30.21014, -97.77133

💰Property Tax Assessment

View on TCAD
$488K
Property Value
Market, Appraised & Assessed values are equal
Land: $488K (100%)Improvements: — (0%)
📍
Property Address (TCAD)
WASSON RD 78745
👤
Property Owner (TCAD)
CITY OF AUSTIN
Acres:0.56
Tax Year:2026
Type:FARM AND RANCH IMPR ON NON-AG LAND

Property Value History

Year-over-year assessed values from HCAD/TCAD records

Tax YearLand ValueImprovementMarket ValueAppraisedTrend
2025$487,860$0—$487,860
2024$200,000$0—$200,000
2023$200,000$0—$200,000
2022$200,000$0—$200,000
2021$200,000$0—$200,000

🤝 Project Team

🏠 Owner Contact
🏠
Roger O'Brien Construction
📝 Applicant Contact
📝
CAS CONSULTING AND SERVICES, INC.

Zoning & Land Use

Current Zoning
P-NP
Existing Use
Raw/Undeveloped
Proposed Use
Public/Civic

Environmental & Geographic

Watershed ClassSuburban Watershed
School DistrictAUSTIN ISD
Impervious Cover62.9%

Case Manager

Meg Greenfield
City of Austin Development Services

Explore Area

AUSTIN
Directory by city
ZIP 78745
Projects in this ZIP
Council District 3
From site plan record
Southeast Combined
Neighborhood Plan

Case Details

Case Number12991656
Case TypeSite Plan
Sub TypeSite Plan Administrative
Permit NumberSP-2022-1368D
JurisdictionAUSTIN FULL PURPOSE
TCAD ID0414051201
Property RSN5399543

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Legal Description

ABS 8 SUR 20 DECKER I ACR .56