EPA TRI Facility · Machinery

Dyna Drill Technologies LLC

Katy, TX · Parent: Schlumberger Holdings Corp

Total releases
50.6K lbs
Chemicals reported
4
Carcinogens
1
Primary pathway
Off-site Transfers

OFFSITE Form-R mix

Dyna Drill Technologies LLC: how the 50.6K lbs splits

50.6K lbs across all reported pathways

  • Off-site Transfers 50.4K lbs 99.8%
  • Water Discharges 73 lbs 0.1%
  • Air Releases 47 lbs 0.1%

Dyna Drill Technologies LLC's 50.6K lbs Form-R total is OFFSITE - off-site transfers is 99.8% of the bar. Next segment: water discharges at 0.1%. Leading chemical by pounds: Zinc compounds.

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 OFFSITE pathway CARC-LEAN

Dyna Drill Technologies LLC is an EPA Toxics Release Inventory reporter in Katy, TX, in the machinery sector. It reported 3.4K lbs of releases across 4 chemicals in 2023, and 50.6K lbs in total across its 2019-2023 reporting years. That ranks 6,110 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. Dyna Drill Technologies LLC is pounds #591 and chemical-count #773 at 50.6K 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Hm South Texas Concrete LLC - Katy Rmc; K-T Galvanizing Co; Katy Plant; Katy Bagging Facility. Similar-scale Machinery peers outside Texas: Komatsu America Corp; Wit-Con LLC; Modine Manufacturing Co; Milacron Plastics Technologies Group Llc-Mt Orab. Other Schlumberger Holdings Corp sites in this extract: Cameron International Corp; Schlumberger Bartlesville Product Center; Cameron International Corp; M-I LLC. Largest disclosed chemicals by pounds: Zinc compounds; Chromium; Nickel; Copper.

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Dyna Drill Technologies LLC stamps LIGHT volume with a dominant OFFSITE pathway (99.8% off-site transfers) across 4 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 50.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Komatsu America Corp and Wit-Con LLC.

#6,110 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Dyna Drill Technologies LLC vs. every reporting TRI facility

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

51K lbs Top 24% higher than 76% 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

Dyna Drill Technologies LLC: Zinc compounds-led volume

Among the 1,186 Machinery facilities in this database, Dyna Drill Technologies LLC reports the 93rd-largest volume, placing it in the top 7.8% of its sector. Its reported volume is concentrated rather than spread: Zinc compounds alone is 76.0% of the total. Scale peers outside Texas include Komatsu America Corp and Wit-Con LLC.

Concentrated means ≥60% of Dyna Drill Technologies LLC's pounds in one chemical - here Zinc compounds at 76.0%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Dyna Drill Technologies LLC's total reported releases fell from 9.3 thousand lb in 2022 to 3.4 thousand lb in 2023, based on EPA TRI filings.
  • Dyna Drill Technologies LLC's off-site transfers fell from 9.3 thousand lb in 2022 to 3.4 thousand lb in 2023, based on EPA TRI filings.

Dyna Drill Technologies LLC Form-R facts

Sector
Machinery
LIGHT volume
50.6K lbs
OFFSITE pathway
Off-site Transfers
CARC-LEAN chem count
4 · 1 carc.
Lead chemical
Zinc compounds

Compare this facility

See how Dyna Drill Technologies LLC stacks up against nearby facilities and the typical reporter.

Total reported releases
Dyna Drill Technologies LLC
50.6K lbs
Hm South Texas Concrete LLC - Katy Rmc
0 lbs

693980.5× more than the comparison

Chemicals reported
Dyna Drill Technologies LLC
4
Hm South Texas Concrete LLC - Katy Rmc
3

33% 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 Dyna Drill Technologies LLC releases toxic chemicals into the environment. Total: 50.6K lbs.

Off-site Transfers 50.4K lbs (99.8%)
Water Discharges 73 lbs (0.1%)
Air Releases 47 lbs (0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases decreased by 81% (18.0K lbs to 3.4K lbs).

Dyna Drill Technologies LLC: annual Form-R pounds

LIGHT site · OFFSITE pathway · TRI years 2019–2023

million lbs

What this shows Dyna Drill Technologies LLC year-over-year reported totals (decreased by 81% 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: Zinc compounds.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 18.0K lbs 4
2020 8.2K lbs 3
2021 11.5K lbs 4
2022 9.3K lbs 4
2023 3.4K lbs 4

Chemical Releases

Aggregated across all reporting years (2019–2023). 1 of 4 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Zinc compounds 38.4K lbs -
Chromium 8.9K lbs -
Nickel 1.7K lbs Carcinogen
Copper 1.5K lbs -

Dyna Drill Technologies LLC · OFFSITE-pathway site

Katy, TX
29.7923, -95.7838
County TRI context
Harris · 0.0% of county pounds
Parent company
Schlumberger Holdings Corp

Compare beyond Texas

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Dyna Drill Technologies LLC on cumulative reported pounds (50.6K lbs) and distinct chemical count (4). Release-pound peers include Upstate Niagara Cooperative Inc., Agco Inc, Bostik Inc.. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis LLC. 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 Zinc compounds, Chromium, Nickel, Copper; nearby reporters include Hm South Texas Concrete LLC - Katy Rmc. Dyna Drill Technologies LLC stamps LIGHT volume · OFFSITE pathway · CARC-LEAN 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 Dyna Drill Technologies LLC TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead Zinc compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Dyna Drill Technologies LLC totals are self-reported EPCRA §313 estimates for Katy, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 333132 · Machinery. 0.0% of Harris TRI pounds in this extract. Nearest ABS peer: Upstate Niagara Cooperative Inc. (Δ 8 lbs). Pounds ≠ exposure.

Dyna Drill Technologies LLC stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead Zinc compounds. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. 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