N.H. Code Admin. R. Ec-Wtr 203.15
If any party to whom notice has been given in accordance with Ec-Wtr 203.14(b) fails to attend a hearing, the presiding officer shall declare the party to be in default and shall either:
Source. (See Revision Note # 1 and Revision Note #2 at chapter heading for Ec-Wtr 200) #13923, eff 4-11-24