While assessing the feasibility of the projects the developers did not take into account impacts on the environment, even though they believed that requirements regarding environmental impacts were affecting the profitability of the projects, especially those with installed capacity under 3 MW.
Hagkvæmnismat virkjana innifól almennt ekki umhverfisáhrif, þrátt fyrir að framkvæmdaraðilar teldu að umhverfiskröfur hefðu mikil áhrif á arðbærni smávirkjana, sérstaklega þeirra minnstu undir 3MW.