EPA TRI Facility · Chemicals

Imperative Chemical Partners Hempstead Facility

Hempstead, TX · Parent: Rsi Holdings LLC

Total releases
51.8K lbs
Chemicals reported
14
Carcinogens
3
Primary pathway
Off-site Transfers

MIXED Form-R mix

Imperative Chemical Partners Hempstead Facility: how the 51.8K lbs splits

51.8K lbs across all reported pathways

  • Off-site Transfers 29.4K lbs 56.8%
  • Air Releases 22.4K lbs 43.2%

Imperative Chemical Partners Hempstead Facility's 51.8K lbs Form-R total is MIXED - off-site transfers is 56.8% of the bar. Next segment: air releases at 43.2%. Leading chemical by pounds: Methanol.

Carcinogen-classified pounds vs other reported pounds

Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.

LIGHT volume MIXED pathway TRACE-CARC

Imperative Chemical Partners Hempstead Facility is an EPA Toxics Release Inventory reporter in Hempstead, TX, in the chemicals sector. It reported 4.6K lbs of releases across 13 chemicals in 2023, and 51.8K lbs in total across its 2019-2023 reporting years. That ranks 6,050 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. Imperative Chemical Partners Hempstead Facility is pounds #585 and chemical-count #152 at 51.8K lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Alegacy Equipment LLC; Western International Gas & Cylinders Inc.; Daikin Comfort Technologies Manufacturing L.P.; Madden Galvanizing LLC. Similar-scale Chemicals peers outside Texas: Ardex; Sterling Specialty Chemicals USA LLC; Solutia Inc; Basf North Geismar Site. Largest disclosed chemicals by pounds: Methanol; Xylene (mixed isomers); Formaldehyde; Formic acid.

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Imperative Chemical Partners Hempstead Facility is a LIGHT · MIXED-pathway Form-R site in Hempstead, TX: 51.8K lbs across 14 chemicals (3 carcinogen-classified, TRACE-CARC). No single media clears 70% of the bar (lead segment off-site transfers at 56.8%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Ardex and Sterling Specialty Chemicals USA LLC.

#6,050 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Imperative Chemical Partners Hempstead Facility vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

52K lbs Top 23% higher than 77% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.

Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year

Imperative Chemical Partners Hempstead Facility inside Waller's TRI pounds

Among the 3,917 Chemicals facilities in this database, Imperative Chemical Partners Hempstead Facility reports the 1,273rd-largest volume (51.8K lbs). This one site accounts for 67.7% of every pound reported in Waller. Its reported volume is concentrated rather than spread: Methanol alone is 74.0% of the total. Scale peers outside Texas include Ardex and Sterling Specialty Chemicals USA LLC.

County-dominant here means ≥25% of Waller's reported pounds (76.6K lbs county total). Shares only print when the site reports ≥1,000 lbs.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Imperative Chemical Partners Hempstead Facility's total reported releases rose from 3.8 thousand lb in 2022 to 4.6 thousand lb in 2023, based on EPA TRI filings.
  • Imperative Chemical Partners Hempstead Facility's air releases rose from 3.8 thousand lb in 2022 to 4.6 thousand lb in 2023, based on EPA TRI filings.

Imperative Chemical Partners Hempstead Facility Form-R facts

Sector
Chemicals
LIGHT volume
51.8K lbs
MIXED pathway
Off-site Transfers
TRACE-CARC chem count
14 · 3 carc.
Lead chemical
Methanol

Compare this facility

See how Imperative Chemical Partners Hempstead Facility stacks up against nearby facilities and the typical reporter.

Total reported releases
Imperative Chemical Partners Hempstead Facility
51.8K lbs
Alegacy Equipment LLC
24.7K lbs

2.1× more than the comparison

Chemicals reported
Imperative Chemical Partners Hempstead Facility
14
Alegacy Equipment LLC
2

7.0× more than the comparison

Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.

How does this facility release toxic chemicals?

How Imperative Chemical Partners Hempstead Facility releases toxic chemicals into the environment. Total: 51.8K lbs.

Off-site Transfers 29.4K lbs (56.8%)
Air Releases 22.4K lbs (43.2%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases decreased by 86% (34.0K lbs to 4.6K lbs).

Imperative Chemical Partners Hempstead Facility: annual Form-R pounds

LIGHT site · MIXED pathway · TRI years 2019–2023

million lbs

What this shows Imperative Chemical Partners Hempstead Facility year-over-year reported totals (decreased by 86% from 2019 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Methanol.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 34.0K lbs 14
2020 4.1K lbs 14
2021 5.3K lbs 14
2022 3.8K lbs 13
2023 4.6K lbs 13

Chemical Releases

Aggregated across all reporting years (2019–2023). 3 of 14 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Methanol 38.3K lbs -
Xylene (mixed isomers) 13.3K lbs -
Formaldehyde 175 lbs Carcinogen
Formic acid 0 lbs -
Naphthalene 0 lbs Carcinogen
Nonylphenol 0 lbs -
Toluene 0 lbs -
n-Hexane 0 lbs -
n-Butyl alcohol 0 lbs -
Ethylene glycol 0 lbs -
Ethylbenzene 0 lbs Carcinogen
1,2,4-Trimethylbenzene 0 lbs -
Certain glycol ethers 0 lbs -
Cyclohexane 0 lbs -

Imperative Chemical Partners Hempstead Facility in Waller

Hempstead, TX
30.0543, -96.0382
County TRI context
Waller · 67.7% of county pounds
Parent company
Rsi Holdings LLC

Compare beyond Texas

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Imperative Chemical Partners Hempstead Facility on cumulative reported pounds (51.8K lbs) and distinct chemical count (14). Release-pound peers include Crown Group East Moline Plant, Abbott, Five Star Fabricating Inc.. Chemical-count peers include Shell New Haven Terminal, Chambers Cogeneration L.P., Avantor Performance Materials. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

About TRI Data

Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.

On this page the largest disclosed chemicals include Methanol, Xylene (mixed isomers), Formaldehyde, Formic acid; nearby reporters include Alegacy Equipment LLC. Imperative Chemical Partners Hempstead Facility stamps LIGHT volume · MIXED pathway · TRACE-CARC carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.

Use and verify this record

This Imperative Chemical Partners Hempstead Facility TRI extract (LIGHT · MIXED · TRACE-CARC · lead Methanol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Imperative Chemical Partners Hempstead Facility totals are self-reported EPCRA §313 estimates for Hempstead, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325998 · Chemicals. 67.7% of Waller TRI pounds in this extract. Nearest ABS peer: Crown Group East Moline Plant (Δ 1 lbs). Pounds ≠ exposure.

Imperative Chemical Partners Hempstead Facility stamps LIGHT · MIXED pathway (off-site transfers leads at 56.8%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. Corrections: editorial policy.

All federal data sources used on this page
  • EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
  • EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
  • EPA Facility Registry Service - facility location and identity. epa.gov
  • EPA ECHO - regulatory and compliance context. epa.gov
  • EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov