In the Hanumangarh district these values were in the range from 2.1+1.0 Bq l21 (Pilibanga) to 8.1+2.1 Bq l21 (Shahpini) with an average value of 4.2+0.8 Bq l21 and the values for the Sikar district were in the range from 1.7+0.3 Bq l21 (Dadhia) to 85.7+4.9 Bq l21 (Khandela) with an average value of 23.1+1.8 Bq l21.