Facility detail

NOV TUBOSCOPE HIGHWAY 90

8600 PINELAND DR, HOUSTON, TX, 77044

Parent company: NATIONAL OILWELL VARCO LP

Carcinogen — EPA classifications across all reporting years

Year-over-year total releases

Reported on-site TRI releases in pounds, grouped by reporting year.

The 10 chemicals with the highest cumulative on-site releases across all available years.

Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.

Year	Methyl ethyl ketone	n-Butyl alcohol	Methyl isobutyl ketone	Xylene (mixed isomers)	Toluene	Total
2014	—	1,725	722	—	685	3,132
2013	—	2,592	1,070	—	1,030	4,692
2012	—	2,915	1,222	—	1,184	5,321
2011	—	3,001	1,196	—	1,182	5,379
2009	—	4,648	2,638	—	2,531	9,818
2008	—	9,552	4,162	—	4,094	17,808
2007	—	3,021	1,550	—	1,500	6,071
2006	—	70,750	32,750	—	32,250	135,750
2005	—	111,400	36,000	—	—	147,400
2004	—	19,021	—	—	—	19,021
2003	30,216	—	—	—	—	30,216
2002	34,518	14,826	8,460	—	—	57,804
2001	20,278	18,199	9,448	—	9,214	57,139
2000	20,228	14,252	4,954	—	—	39,434
1999	22,700	13,300	—	—	—	36,000
1998	29,600	24,000	11,400	—	11,000	76,000
1997	32,523	24,574	12,950	24,123	18,359	112,529
1996	78,925	20,746	12,319	37,181	20,316	169,487
1995	80,528	15,101	10,862	24,494	14,409	152,777
1994	26,037	10,973	6,082	56,832	23,834	123,758
1993	69,737	22,756	647	—	—	108,538
1992	7,680	2,620	750	—	—	13,994
1991	1,213	3,354	1,213	—	—	9,959
1990	5,405	3,635	654	—	—	11,800
1989	8,014	5,318	707	—	—	21,226
1988	—	3,013	808	—	—	3,821
1987	6,515	2,606	—	—	—	9,121