Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:45:18
PM - 2.5 45.11 (µg/m3)
PM - 10 147.03 (µg/m3)
SO2 11.92 (µg/m3)
CO 4.64 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 05:30:26
PM - 2.5 26.4 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 15.44 (µg/m3)
CO 0.45 (mg/m3)
NO2 3.29 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 05:45:20
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.32 (mg/m3)
NO2 15.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:45:09
PM - 2.5 44.78 (µg/m3)
PM - 10 111 (µg/m3)
SO2 10.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 05:30:54
PM - 2.5 2.23 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 05:45:07
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.66 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:45:05
PM - 2.5 91.04 (µg/m3)
PM - 10 126.12 (µg/m3)
SO2 29.74 (µg/m3)
CO 3.98 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:45:14
PM - 2.5 48.18 (µg/m3)
PM - 10 99.27 (µg/m3)
SO2 18.64 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 05:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 05:45:06
PM - 2.5 48.4 (µg/m3)
PM - 10 207.6 (µg/m3)
SO2 44.08 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 05:44:57
PM - 2.5 63.27 (µg/m3)
PM - 10 131.15 (µg/m3)
SO2 26.69 (µg/m3)
CO 2.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:44:53
PM - 2.5 33.09 (µg/m3)
PM - 10 80.66 (µg/m3)
SO2 5.03 (µg/m3)
CO 0.30 (mg/m3)
NO2 1.86 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 05:33:16
PM - 2.5 128.56 (µg/m3)
PM - 10 221.66 (µg/m3)
SO2 44.43 (µg/m3)
CO 4.30 (mg/m3)
NO2 33.65 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 05:37:03
PM - 2.5 39.8 (µg/m3)
PM - 10 72.36 (µg/m3)
SO2 18.11 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.54 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 05:33:55
PM - 2.5 57.44 (µg/m3)
PM - 10 97.19 (µg/m3)
SO2 11.71 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.94 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 05:31:20
PM - 2.5 37.07 (µg/m3)
PM - 10 58.38 (µg/m3)
SO2 6.82 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.69 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 05:45:02
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.32 (mg/m3)
NO2 9.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 05:45:08
PM - 2.5 17.72 (µg/m3)
PM - 10 (µg/m3)
SO2 14.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 05:45:01
PM - 2.5 25.1 (µg/m3)
PM - 10 39.58 (µg/m3)
SO2 13.11 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:45:18
PM - 2.5 45.11 (µg/m3)
PM - 10 147.03 (µg/m3)
SO2 11.92 (µg/m3)
CO 4.64 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 05:30:26
PM - 2.5 26.4 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 15.44 (µg/m3)
CO 0.45 (mg/m3)
NO2 3.29 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 05:45:20
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.32 (mg/m3)
NO2 15.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:45:09
PM - 2.5 44.78 (µg/m3)
PM - 10 111 (µg/m3)
SO2 10.54 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 05:30:54
PM - 2.5 2.23 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 05:45:07
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.66 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:45:05
PM - 2.5 91.04 (µg/m3)
PM - 10 126.12 (µg/m3)
SO2 29.74 (µg/m3)
CO 3.98 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:45:14
PM - 2.5 48.18 (µg/m3)
PM - 10 99.27 (µg/m3)
SO2 18.64 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 05:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 05:45:06
PM - 2.5 48.4 (µg/m3)
PM - 10 207.6 (µg/m3)
SO2 44.08 (µg/m3)
CO 0.56 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 05:44:57
PM - 2.5 63.27 (µg/m3)
PM - 10 131.15 (µg/m3)
SO2 26.69 (µg/m3)
CO 2.33 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:44:53
PM - 2.5 33.09 (µg/m3)
PM - 10 80.66 (µg/m3)
SO2 5.03 (µg/m3)
CO 0.30 (mg/m3)
NO2 1.86 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 05:33:16
PM - 2.5 128.56 (µg/m3)
PM - 10 221.66 (µg/m3)
SO2 44.43 (µg/m3)
CO 4.30 (mg/m3)
NO2 33.65 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 05:37:03
PM - 2.5 39.8 (µg/m3)
PM - 10 72.36 (µg/m3)
SO2 18.11 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.54 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 05:33:55
PM - 2.5 57.44 (µg/m3)
PM - 10 97.19 (µg/m3)
SO2 11.71 (µg/m3)
CO 0.65 (mg/m3)
NO2 5.94 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 05:31:20
PM - 2.5 37.07 (µg/m3)
PM - 10 58.38 (µg/m3)
SO2 6.82 (µg/m3)
CO 0.45 (mg/m3)
NO2 16.69 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 05:45:02
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.32 (mg/m3)
NO2 9.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 05:45:08
PM - 2.5 17.72 (µg/m3)
PM - 10 (µg/m3)
SO2 14.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 05:45:01
PM - 2.5 25.1 (µg/m3)
PM - 10 39.58 (µg/m3)
SO2 13.11 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	80.65
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	66.73

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	134.90
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	122.94
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	177.12

1 - 3

CAAQMS Data

1 - 10 of 2,155

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	18-APR-2026 05:45	18-APR-2026 00:11	48.18	99.27	18.64	-	1.77	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	18-APR-2026 05:45	18-APR-2026 00:14	17.72	-	14.56	0.00	0.00	site_5592	Swan Environ
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:45	18-APR-2026 00:13	91.04	126.12	29.74	-	3.98	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 05:44	18-APR-2026 00:14	63.27	131.15	26.69	-	2.33	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:44	18-APR-2026 00:11	48.28	98.85	18.69	-	1.76	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:44	18-APR-2026 00:13	90.18	125.11	24.41	-	3.83	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 05:44	18-APR-2026 00:14	62.68	128.26	26.02	-	2.37	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:44	18-APR-2026 00:10	48.47	98.21	18.68	-	1.76	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:44	18-APR-2026 00:12	89.35	123.94	20.62	-	3.73	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 05:43	18-APR-2026 00:13	62.24	125.61	24.38	-	2.36	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,155

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