Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:35:59
PM - 2.5 80.08 (µg/m3)
PM - 10 259.42 (µg/m3)
SO2 6.24 (µg/m3)
CO 1.62 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:30:30
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 15.82 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:35:29
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.01 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:36:09
PM - 2.5 98.88 (µg/m3)
PM - 10 215.8 (µg/m3)
SO2 8.42 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:30:56
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.48 (µg/m3)
CO ##### (mg/m3)
NO2 .15 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 02:36:08
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:36:06
PM - 2.5 62.05 (µg/m3)
PM - 10 106.4 (µg/m3)
SO2 30.63 (µg/m3)
CO 4.40 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.34 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 02:36:05
PM - 2.5 61.32 (µg/m3)
PM - 10 155.5 (µg/m3)
SO2 .76 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 02:36:06
PM - 2.5 166.45 (µg/m3)
PM - 10 196.71 (µg/m3)
SO2 22.47 (µg/m3)
CO 2.67 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:33:14
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 18.93 (µg/m3)
CO 3.78 (mg/m3)
NO2 19.38 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:30:03
PM - 2.5 50.1 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .74 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.51 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:22:00
PM - 2.5 56.2 (µg/m3)
PM - 10 94.67 (µg/m3)
SO2 12.33 (µg/m3)
CO 0.44 (mg/m3)
NO2 8.42 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:34:18
PM - 2.5 47.38 (µg/m3)
PM - 10 81.76 (µg/m3)
SO2 9 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.33 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:32:31
PM - 2.5 0 (µg/m3)
PM - 10 17.65 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.51 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:35:58
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 4.9 (µg/m3)
CO 1.87 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:30:46
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 17.73 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:35:59
PM - 2.5 101.58 (µg/m3)
PM - 10 163.03 (µg/m3)
SO2 8.55 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 02:35:59
PM - 2.5 80.08 (µg/m3)
PM - 10 259.42 (µg/m3)
SO2 6.24 (µg/m3)
CO 1.62 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 02:30:30
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 15.82 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 02:35:29
PM - 2.5 7 (µg/m3)
PM - 10 13 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.01 (mg/m3)
NO2 19.1 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 02:36:09
PM - 2.5 98.88 (µg/m3)
PM - 10 215.8 (µg/m3)
SO2 8.42 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 02:30:56
PM - 2.5 2.27 (µg/m3)
PM - 10 (µg/m3)
SO2 5.48 (µg/m3)
CO ##### (mg/m3)
NO2 .15 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 02:36:08
PM - 2.5 7 (µg/m3)
PM - 10 11 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 02:36:06
PM - 2.5 62.05 (µg/m3)
PM - 10 106.4 (µg/m3)
SO2 30.63 (µg/m3)
CO 4.40 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 02:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.34 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 02:36:05
PM - 2.5 61.32 (µg/m3)
PM - 10 155.5 (µg/m3)
SO2 .76 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 02:36:06
PM - 2.5 166.45 (µg/m3)
PM - 10 196.71 (µg/m3)
SO2 22.47 (µg/m3)
CO 2.67 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 02:33:14
PM - 2.5 128.21 (µg/m3)
PM - 10 221.05 (µg/m3)
SO2 18.93 (µg/m3)
CO 3.78 (mg/m3)
NO2 19.38 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 02:30:03
PM - 2.5 50.1 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .74 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.51 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:22:00
PM - 2.5 56.2 (µg/m3)
PM - 10 94.67 (µg/m3)
SO2 12.33 (µg/m3)
CO 0.44 (mg/m3)
NO2 8.42 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 02:34:18
PM - 2.5 47.38 (µg/m3)
PM - 10 81.76 (µg/m3)
SO2 9 (µg/m3)
CO 0.20 (mg/m3)
NO2 2.33 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 02:32:31
PM - 2.5 0 (µg/m3)
PM - 10 17.65 (µg/m3)
SO2 7.1 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.51 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 02:35:58
PM - 2.5 65 (µg/m3)
PM - 10 115 (µg/m3)
SO2 4.9 (µg/m3)
CO 1.87 (mg/m3)
NO2 3.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 02:30:46
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 17.73 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 02:35:59
PM - 2.5 101.58 (µg/m3)
PM - 10 163.03 (µg/m3)
SO2 8.55 (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)
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	233.22

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	149.53
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	319.18

1 - 2

CAAQMS Data

1 - 10 of 663

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	12-APR-2026 02:36	11-APR-2026 21:06	166.45	196.71	22.47	-	2.67	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:36	11-APR-2026 21:02	62.05	106.40	30.63	-	4.40	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:35	11-APR-2026 21:01	61.73	105.60	29.86	-	4.34	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	12-APR-2026 02:35	11-APR-2026 21:05	168.52	196.75	20.23	-	2.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:35	11-APR-2026 21:01	61.52	104.70	29.27	-	4.28	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	12-APR-2026 02:34	11-APR-2026 21:04	170.24	196.73	22.59	-	2.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:34	11-APR-2026 21:00	61.37	103.80	28.74	-	4.23	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	12-APR-2026 02:34	11-APR-2026 21:04	172.10	196.75	22.70	-	2.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 02:34	12-APR-2026 02:30	47.38	81.76	9.00	2.33	0.20	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 02:34	11-APR-2026 21:00	61.21	103.00	28.56	-	4.17	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 663

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