Data-driven insights for local properties

Complete Property Analysis

Environmental risk, tax analysis, and property details for 4219 Applerock Dr, Baytown, Tx 77521

HCAD #1210880000021
🧭Jump to Section
🌍Environmental Assessment

This comprehensive report analyzes both flood risk and industrial pollution exposure for this property. The assessment combines multiple data sources including USGS elevation, FEMA flood zones, historical storm modeling, and EPA Toxic Release Inventory records.

🌊Flood Risk Analysis
FEMA Zone X
Property Overview

This section shows the fundamental characteristics of the property, including its elevation above sea level, FEMA flood zone designation, and our calculated overall flood risk rating based on historical data and topographic analysis.

Address
4219 Applerock Dr, Baytown, Tx 77521
Building Size
2,394sqft
Total structure area from HCAD building records.
Elevation
25.04 ft
Height above sea level from USGS data.
FEMA Flood Zone
X
Moderate to Low Risk - Outside 500-year floodplain
Overall Risk
Very Low
Risk based on FEMA zone and simulation.
Risk Assessment Outputs

These detailed metrics show the technical outputs from our flood risk model. They include predicted water depths at the property during a 5000-year flood event and estimated flood damage based on USACE methodology.

Risk Rating
Very Low
Flood Depth
0 ft±0.5 ft
No flooding at current water level.
Water Surface Elevation (WSE)
N/A
Water surface elevation data not available.
Area Inundated
254.9 acres
86.4% of 500m radius flooded.
Nearest Bayou Stage
N/A
No nearby bayou within monitoring range
Depth-Damage (HCAD Valuation)
$0
Property not flooded. No damage to calculate.
Depth-Damage (Neighborhood)
$0
Property not flooded. No damage to calculate.
Analysis Method
COG Combined 5000 Model
Raster-based flood inundation query
Flood Simulation

This simulation shows whether the property would flood based on a 5000-year flood event with 3m (9.84ft) water level. Use the interactive tool to explore different scenarios.

Property Would Be Safe
Safety Margin: 0 feet
Severity
Safe
Adjust Flood Simulation

The analysis above uses default settings (5000-year flood, 3m/9.84ft water level). To explore different flood scenarios with interactive maps, return to the main tool:

Open Interactive Analysis Tool
Flood Risk Recommendations

Based on the property's flood risk profile, here are specific action items to consider.

#1
Minimal flood hazard area - property outside mapped high-risk zones
#2
Flood insurance available at preferred rates - over 25% of claims occur in low-risk areas
#3
Review official FEMA Flood Insurance Rate Map (FIRM) for detailed flood zone boundaries
#4
Contact Harris County Flood Control District (HCFCD) for drainage projects and flood information
🏭Industrial Pollution Exposure
33.6th percentile
Property Pollution Ranking
Moderate
Higher pollution than 66% of Houston homes
Compares pollution within 2mi against 10,000 Houston properties. Lower percentiles = higher pollution.
Industrial Pollution Nearby (10 Years)
141 thousandlbs
High
21.6x more than typical Houston property
≈ 7 dump trucks of chemicals within 2 miles
Air Pollution (10 Years)
141 thousandlbs
High
29.2x more than typical Houston property
Includes fugitive emissions (leaks) and stack emissions (smokestacks).
Water Pollution (10 Years)
0lbs
None
Discharges to bayous, streams, and drainage systems.
Facilities Nearby
3
Industrial facilities within 2 miles
💡
Why It Matters: High chemical activity nearby can indicate industrial zones, truck traffic, or potential odor and noise issues. These factors may affect air quality, long-term property desirability, and neighborhood character. This data helps you understand the industrial footprint around your property.
Houston Metro Benchmarks

Comparison with typical Houston properties (based on 10,000 randomly sampled homes). All measurements are for chemicals released within a 2-mile radius.

PeriodTotalAirWater
Typical Houston Property (2014-2024)6,524 lbs4,822 lbs0 lbs
This Property (2014-2024)140,762 lbs140,762 lbs0 lbs
Typical Houston Property (2024 Only)2 lbs1 lbs0 lbs
This Property (2024 Only)18,730 lbs18,730 lbs0 lbs
How This Property Compares to Houston Metro

Based on a random sample of 10,000 Houston properties, this chart shows the distribution of pollution levels across the metro area. The highlighted bar indicates where this property falls compared to other homes. Lower percentiles mean higher pollution exposure.

0-9thMost Polluted
9.9%
10-19th
10.1%
20-29th
9.9%
30-39th
10.1%
40-49th
9.7%
50-59th
10.2%
60-69th
6%
70-79th
5.8%
80-89th
4.3%
90-100thLowest Pollution
34.2%
Higher pollution than 66% of Houston homes
Each bar's width represents the percentage of Houston homes in that pollution range. This property ranks in the 30-39th percentile.
📋
Top chemicals released near this property (past 10 years):
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Cyclohexane, Propylene, Styrene, 1,3-Butadiene
View the full list of 13 chemicals below.
Chemicals Released (2014-2024, 10-Year Total)(13 chemicals)
#ChemicalCAS#Air (lbs/10yr)Water (lbs/10yr)Total (lbs/10yr)
1Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-971,365 lbs0 lbs71,365 lbs
2Cyclohexane110-82-722,367 lbs0 lbs22,367 lbs
3Propylene115-07-116,018 lbs0 lbs16,018 lbs
4Styrene100-42-511,892 lbs0 lbs11,892 lbs
51,3-Butadiene106-99-06,901 lbs0 lbs6,901 lbs
6Ammonia7664-41-76,897 lbs0 lbs6,897 lbs
7n-Hexane110-54-32,180 lbs0 lbs2,180 lbs
8Hydrogen sulfide7783-06-41,665 lbs0 lbs1,665 lbs
9Isoprene78-79-51,217 lbs0 lbs1,217 lbs
10Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-0140 lbs0 lbs140 lbs
11Vanadium compoundsN770102 lbs0 lbs102 lbs
12Carbon disulfide75-15-014 lbs0 lbs14 lbs
13Lead7439-92-11 lbs0 lbs1 lbs
📋
Top chemicals released near this property (2024 only):
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Cyclohexane, Isoprene, Styrene, Propylene
View the full list of 10 chemicals reported within 2 miles for 2024.
Chemicals Released (2024 Only)(10 chemicals)
#ChemicalCAS#Air (lbs/yr)Water (lbs/yr)Total (lbs/yr)
1Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7664-93-912,133 lbs0 lbs12,133 lbs
2Cyclohexane110-82-72,974 lbs0 lbs2,974 lbs
3Isoprene78-79-51,197 lbs0 lbs1,197 lbs
4Styrene100-42-5865 lbs0 lbs865 lbs
5Propylene115-07-1464 lbs0 lbs464 lbs
6Ammonia7664-41-7447 lbs0 lbs447 lbs
7n-Hexane110-54-3328 lbs0 lbs328 lbs
8Hydrogen sulfide7783-06-4296 lbs0 lbs296 lbs
9Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)7647-01-025 lbs0 lbs25 lbs
10Vanadium compoundsN7701 lbs0 lbs1 lbs
Loading property data...
🏘️Explore More Properties