Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:31:30
PM - 2.5 18.22 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.52 (µg/m3)
CO 1.17 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:30:24
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 20.88 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:31:35
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.10 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:30:41
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.73 (µg/m3)
CO ##### (mg/m3)
NO2 .35 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:30:31
PM - 2.5 534.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 990.99 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:31:27
PM - 2.5 44 (µg/m3)
PM - 10 89 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:31:14
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.34 (mg/m3)
NO2 22.6 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:31:26
PM - 2.5 32.12 (µg/m3)
PM - 10 101.3 (µg/m3)
SO2 18.62 (µg/m3)
CO 0.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.88 (mg/m3)
NO2 20.61 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:31:06
PM - 2.5 32.17 (µg/m3)
PM - 10 179.4 (µg/m3)
SO2 2.83 (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 13:31:12
PM - 2.5 24.39 (µg/m3)
PM - 10 80.92 (µg/m3)
SO2 26.56 (µg/m3)
CO 1.64 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:31:30
PM - 2.5 16.64 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.43 (µg/m3)
CO 0.17 (mg/m3)
NO2 1.78 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:18:16
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 537.38 (µg/m3)
CO 3.78 (mg/m3)
NO2 33.3 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:30:52
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .29 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:22:03
PM - 2.5 38.2 (µg/m3)
PM - 10 67.76 (µg/m3)
SO2 17.92 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.07 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:18:51
PM - 2.5 52.25 (µg/m3)
PM - 10 89.23 (µg/m3)
SO2 10.31 (µg/m3)
CO 0.41 (mg/m3)
NO2 4.08 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:31:05
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.31 (mg/m3)
NO2 13.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:30:40
PM - 2.5 27.16 (µg/m3)
PM - 10 (µg/m3)
SO2 24.35 (µg/m3)
CO 0.57 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:31:30
PM - 2.5 47.9 (µg/m3)
PM - 10 78.41 (µg/m3)
SO2 26.52 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:31:30
PM - 2.5 18.22 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.52 (µg/m3)
CO 1.17 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:30:24
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 20.88 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:31:35
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.10 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:30:41
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.73 (µg/m3)
CO ##### (mg/m3)
NO2 .35 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:30:31
PM - 2.5 534.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 990.99 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:31:27
PM - 2.5 44 (µg/m3)
PM - 10 89 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:31:14
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.34 (mg/m3)
NO2 22.6 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:31:26
PM - 2.5 32.12 (µg/m3)
PM - 10 101.3 (µg/m3)
SO2 18.62 (µg/m3)
CO 0.88 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.88 (mg/m3)
NO2 20.61 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:31:06
PM - 2.5 32.17 (µg/m3)
PM - 10 179.4 (µg/m3)
SO2 2.83 (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 13:31:12
PM - 2.5 24.39 (µg/m3)
PM - 10 80.92 (µg/m3)
SO2 26.56 (µg/m3)
CO 1.64 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:31:30
PM - 2.5 16.64 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.43 (µg/m3)
CO 0.17 (mg/m3)
NO2 1.78 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:18:16
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 537.38 (µg/m3)
CO 3.78 (mg/m3)
NO2 33.3 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:30:52
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .29 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:22:03
PM - 2.5 38.2 (µg/m3)
PM - 10 67.76 (µg/m3)
SO2 17.92 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.07 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:18:51
PM - 2.5 52.25 (µg/m3)
PM - 10 89.23 (µg/m3)
SO2 10.31 (µg/m3)
CO 0.41 (mg/m3)
NO2 4.08 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:31:05
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.31 (mg/m3)
NO2 13.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:30:40
PM - 2.5 27.16 (µg/m3)
PM - 10 (µg/m3)
SO2 24.35 (µg/m3)
CO 0.57 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:31:30
PM - 2.5 47.9 (µg/m3)
PM - 10 78.41 (µg/m3)
SO2 26.52 (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	133.09
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	104.88

1 - 2

CAAQMS Data

1 - 10 of 3,426

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	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:31	17-APR-2026 07:57	32.12	101.30	18.62	-	0.88	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 13:31	17-APR-2026 08:01	24.39	80.92	26.56	-	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 13:30	17-APR-2026 07:57	32.18	100.30	18.79	-	0.88	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 13:30	17-APR-2026 08:00	24.39	80.92	26.21	-	1.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	17-APR-2026 13:30	17-APR-2026 07:59	27.16	-	24.35	90.00	0.57	site_5592	Swan Environ
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:30	17-APR-2026 07:56	32.19	99.33	19.17	-	0.88	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 13:30	17-APR-2026 08:00	24.39	80.92	24.01	-	1.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:29	17-APR-2026 07:56	32.09	98.33	19.37	-	0.88	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 13:29	17-APR-2026 07:59	24.39	80.92	25.45	-	1.67	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:29	17-APR-2026 07:55	31.86	97.28	19.37	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,426

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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