Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:15:58
PM - 2.5 26.87 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.64 (µg/m3)
CO 1.31 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:15:30
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 21.74 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.26 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:15:50
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.11 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:15:52
PM - 2.5 2.38 (µg/m3)
PM - 10 (µg/m3)
SO2 5.71 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:15:38
PM - 2.5 534.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 991.33 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:15:42
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.51 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:16:13
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.9 (µg/m3)
CO 0.34 (mg/m3)
NO2 22.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:15:56
PM - 2.5 31.85 (µg/m3)
PM - 10 93.99 (µg/m3)
SO2 19.68 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:15:50
PM - 2.5 .79 (µg/m3)
PM - 10 (µg/m3)
SO2 102.8 (µg/m3)
CO ##### (mg/m3)
NO2 22.15 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:16:06
PM - 2.5 38.41 (µg/m3)
PM - 10 174.8 (µg/m3)
SO2 3.12 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 13:15:58
PM - 2.5 20.53 (µg/m3)
PM - 10 90.81 (µg/m3)
SO2 24.99 (µg/m3)
CO 1.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:16:02
PM - 2.5 19.65 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.72 (µg/m3)
CO 0.16 (mg/m3)
NO2 1.81 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:03:18
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 542.37 (µg/m3)
CO 3.59 (mg/m3)
NO2 33.25 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:15:04
PM - 2.5 31 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .09 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.39 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:07:03
PM - 2.5 37.7 (µg/m3)
PM - 10 66.49 (µg/m3)
SO2 17.87 (µg/m3)
CO 0.38 (mg/m3)
NO2 6.94 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:03:51
PM - 2.5 57.45 (µg/m3)
PM - 10 97.21 (µg/m3)
SO2 11.71 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.95 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:16:05
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.33 (mg/m3)
NO2 14.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:15:51
PM - 2.5 28.67 (µg/m3)
PM - 10 (µg/m3)
SO2 25.26 (µg/m3)
CO 1.22 (mg/m3)
NO2 269.27 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:15:58
PM - 2.5 57.93 (µg/m3)
PM - 10 93.65 (µg/m3)
SO2 17.38 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:15:58
PM - 2.5 26.87 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.64 (µg/m3)
CO 1.31 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:15:30
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 21.74 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.26 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:15:50
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.11 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:15:52
PM - 2.5 2.38 (µg/m3)
PM - 10 (µg/m3)
SO2 5.71 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:15:38
PM - 2.5 534.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 991.33 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:15:42
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 9.5 (µg/m3)
CO 0.51 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:16:13
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.9 (µg/m3)
CO 0.34 (mg/m3)
NO2 22.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:15:56
PM - 2.5 31.85 (µg/m3)
PM - 10 93.99 (µg/m3)
SO2 19.68 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:15:50
PM - 2.5 .79 (µg/m3)
PM - 10 (µg/m3)
SO2 102.8 (µg/m3)
CO ##### (mg/m3)
NO2 22.15 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:16:06
PM - 2.5 38.41 (µg/m3)
PM - 10 174.8 (µg/m3)
SO2 3.12 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 13:15:58
PM - 2.5 20.53 (µg/m3)
PM - 10 90.81 (µg/m3)
SO2 24.99 (µg/m3)
CO 1.65 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:16:02
PM - 2.5 19.65 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.72 (µg/m3)
CO 0.16 (mg/m3)
NO2 1.81 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:03:18
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 542.37 (µg/m3)
CO 3.59 (mg/m3)
NO2 33.25 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:15:04
PM - 2.5 31 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .09 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.39 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:07:03
PM - 2.5 37.7 (µg/m3)
PM - 10 66.49 (µg/m3)
SO2 17.87 (µg/m3)
CO 0.38 (mg/m3)
NO2 6.94 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:03:51
PM - 2.5 57.45 (µg/m3)
PM - 10 97.21 (µg/m3)
SO2 11.71 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.95 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:16:05
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.33 (mg/m3)
NO2 14.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:15:51
PM - 2.5 28.67 (µg/m3)
PM - 10 (µg/m3)
SO2 25.26 (µg/m3)
CO 1.22 (mg/m3)
NO2 269.27 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:15:58
PM - 2.5 57.93 (µg/m3)
PM - 10 93.65 (µg/m3)
SO2 17.38 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
17-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	133.86
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	105.31

1 - 2

CAAQMS Data

1 - 10 of 3,362

Company Name	Area Name	Mine Name	Creation datetime	Record time	PM - 2.5 (µg/m3)	PM - 10 (µg/m3)	SO2 (µg/m3)	NO2 (µg/m3)	CO (mg/m3)	Device ID	Created by
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:15	17-APR-2026 07:45	20.53	90.81	24.99	-	1.65	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:15	17-APR-2026 07:42	31.85	93.99	19.68	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	17-APR-2026 13:15	17-APR-2026 07:45	28.67	-	25.26	269.27	1.22	site_5592	Swan Environ
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:15	17-APR-2026 07:41	31.82	94.09	19.41	-	0.90	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:15	17-APR-2026 07:45	20.51	91.52	24.38	-	1.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:14	17-APR-2026 07:44	20.51	91.87	25.45	-	1.64	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:14	17-APR-2026 07:41	31.77	94.26	19.26	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:14	17-APR-2026 07:40	31.77	94.44	18.95	-	0.90	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:14	17-APR-2026 07:44	20.52	92.14	25.41	-	1.65	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:13	17-APR-2026 07:40	31.88	94.56	18.94	-	0.90	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,362

marquee

New

PM - 2.5 (µg/m3)

PM - 10 (µg/m3)

SO2 (µg/m3)

CO (mg/m3)

NO2 (µg/m3)

Permissible limit crossed for PM - 2.5 (µg/m3) in selected date range

Permissible limit crossed for PM - 10 (µg/m3) in selected date range

CAAQMS Data