EPA TRI Facility · Nonmetallic Mineral Product
Calportland Co Miramar
San Diego, CA · Parent: Taiheiyo Cement USA Inc
- Total releases
- 0 lbs
- Chemicals reported
- 3
- Latest report
- 2023
- Primary pathway
- -
TRACE volume NONE pathway CLEAN
Calportland Co Miramar is an EPA Toxics Release Inventory reporter in San Diego, CA, in the nonmetallic mineral product sector. That ranks 21,547 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Hanson Aggregates Pacific Southwest Inc; Martin Marietta San Diego Aggregates LLC - Miramar Hma; Quikrete - San Diego Ca Plant; US Marine Corps Air Station Miramar. Similar-scale Nonmetallic Mineral Product peers outside California: Ready Mix USA LLC - Alabaster Plant; Refractory Sales & Service Co. Inc.; Ready Mix USA Llc-Cullman Plant; Ready Mix USA Llc-North Birmingham Plant. Other Taiheiyo Cement USA Inc sites in this extract: Calportland Co Mojave Plant; Glacier Northwest Inc Hillsboro Ready-Mix Plant; Calportland Redding Cement Plant; Glacier Northwest Inc East Marginal Way Plant. Largest disclosed chemicals by pounds: Lead And Lead Compounds; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Mercury And Mercury Compounds.
Compare Calportland Co Miramar with
Nearest reporters in California
- Hanson Aggregates Pacific Southwest Inc San Diego · 0 lbs
- Martin Marietta San Diego Aggregates LLC - Miramar Hma San Diego · 27 lbs
- Quikrete - San Diego Ca Plant San Diego · 0 lbs
- US Marine Corps Air Station Miramar San Diego · 151.3K lbs
Similar-scale Nonmetallic Mineral Product sites elsewhere: Ready Mix USA LLC - Alabaster Plant (AL) · Refractory Sales & Service Co. Inc. (AL) · Ready Mix USA Llc-Cullman Plant (AL)
Calportland Co Miramar is a TRACE-volume Form-R filer in San Diego, CA (Nonmetallic Mineral Product): disclosures on file without reported release pounds through 2023. Silence on pounds is not a clearance finding. All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Ready Mix USA LLC - Alabaster Plant and Refractory Sales & Service Co. Inc..
Calportland Co Miramar vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
0 lbs 0th percentile higher than 0% of 25,986 reporting TRI facilities
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
Calportland Co Miramar: zero-pound Form-R filing
According to the EPA Toxics Release Inventory, Calportland Co Miramar filed Form R disclosures without reporting any release volume, one of 3,265 Nonmetallic Mineral Product facilities in this database. A zero total means nothing was reported under EPCRA Section 313, not that the site was assessed and found clean. Scale peers outside California include Ready Mix USA LLC - Alabaster Plant and Refractory Sales & Service Co. Inc..
Zero-pound filings still appear in the TRI extract; they are not a clearance finding. Compare Hanson Aggregates Pacific Southwest Inc before treating silence as clean.
Calportland Co Miramar Form-R facts
Compare this facility
See how Calportland Co Miramar stacks up against nearby facilities and the typical reporter.
100% less than the comparison
50% more than the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
Emissions Trend Summary
Calportland Co Miramar: annual Form-R pounds
TRACE site · NONE pathway · TRI years 2022–2023
- 2022 0
- 2023 0
What this shows Calportland Co Miramar year-over-year reported totals. 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: Lead And Lead Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2022 | 0 lbs | 3 |
| 2023 | 0 lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2022–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead And Lead Compounds | 0 lbs | - |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 0 lbs | - |
| Mercury And Mercury Compounds | 0 lbs | - |
Calportland Co Miramar in San Diego
Nearest TRI Facilities to Calportland Co Miramar
Closest other reporters in California - including Hanson Aggregates Pacific Southwest Inc, Martin Marietta San Diego Aggregates LLC - Miramar Hma, Quikrete - San Diego Ca Plant, ordered by distance.
Showing 8 of 1,149 other reporting facilities in California.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside California - e.g. Ready Mix USA LLC - Alabaster Plant, Refractory Sales & Service Co. Inc., Ready Mix USA Llc-Cullman Plant.
Other Taiheiyo Cement USA Inc Facilities
Same-parent TRI sites ranked by reported releases - including Calportland Co Mojave Plant, Glacier Northwest Inc Hillsboro Ready-Mix Plant, Calportland Redding Cement Plant.
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 Lead And Lead Compounds, Nitrate compounds (water dissociable; reportable only when in aqueous solution), Mercury And Mercury Compounds; nearby reporters include Hanson Aggregates Pacific Southwest Inc. Calportland Co Miramar stamps TRACE volume · NONE pathway · CLEAN 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 Calportland Co Miramar TRI extract (TRACE · NONE · CLEAN · lead Lead And Lead Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Calportland Co Miramar totals are self-reported EPCRA §313 estimates for San Diego, CA, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 327320 · Nonmetallic Mineral Product. Pounds ≠ exposure.
Calportland Co Miramar is a TRACE Form-R filer with no reported pounds in this extract. PlainEnviro renders the EPA row as filed - zero pounds is not a clearance finding. Corrections route through the 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