TRI Explorer
Facility Profile Report
| Data Source: 2024 Dataset (released November 2025) | See Note |
Instructions for printing wide reports
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| TRI Facility Name: | W. R. GRACE & CO CONN | |
| Address: | 4750 BLAFFER ST, HOUSTON TEXAS 77026 (HARRIS) | |
| (Map by Google, Yahoo) | ||
| County: | HARRIS | |
| Public Contact: | DAVID FONTAINE | |
| Phone Number: | 281-842-5481 | |
| Public email: | DAVID.FONTAINE@GRACE.COM | |
| Forms Submitted to TRI in 2018 Reporting Year: | ||
| Form R (regular form): | 4 | |
| Form A (certification form): | 0 | |
| Click here for TRI Reporting Forms in EPA Envirofacts database | ||
| Click here for the facility's TRI Pollution Prevention (P2) Report | ||
| Click here for the facility's Risk Screening Report | ||
| North American Industry Classification System (NAICS) Code(s) in 2018 Reporting Year: | ||
| 424690 - Other Chemical And Allied Products Merchant Wholesalers (Primary) | ||
| Industry sector used in TRI Explorer analysis in 2018 Reporting Year: | ||
| 4246 - Chemical Wholesalers (added 1998) | ||
Reported TRI Chemical Data (in pounds, for all chemicals reported in 2018) | |
| Total On-site Releases: | 0 |
| Total Off-site Releases: | 29 |
| Total Transfers Off-site for Further Waste Management: | 29 |
| Total Waste Managed: | 29 |
| TRI Facility Trend Graphs (click to view trend graph) |
| Total On- and Off-site Releases |
| Total Transfers Off-site for Further Waste Management |
| Total Waste Managed |
TRI Chemical Trend Table (click to view trend table)
(all chemicals reported to TRI between 1998 and 2018)
| Row # | Chemical | On- and Off-site Releases Trend | Transfers Off-site for Further Waste Management Trend | Quantities of TRI Chemicals in Waste Trend | EPA's IRIS Substance File (Risk Information) |
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| 1 | Lead |  |
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| 2 | Molybdenum trioxide | |
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| 3 | Nickel | |
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| 4 | Nickel compounds | |
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| 5 | Vanadium (except when contained in an alloy) | |
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| Other TRI Facility Information | |
| Latitude: | 29.806 |
| Longitude: | -95.306 |
| Parent Company Name: | W R GRACE & CO |
| Parent Company's Dun and Bradstreet: | 001367846 |
| TRI Facility ID Number: | 77026WRGRC4750B |
| RCRA ID Number (Land): | |
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all data W. R. GRACE & CO CONN