Mujahidhussainx There isn't so much an EPMV/revenue drop off here, but its rather that your short term EPMV/revenue spike has dropped back off. A drop off in EPMV would be when you have high EPMVs for a sustained period and then this suddenly falls.
During the days where you had a spike in revenue, you got the majority of your revenue from Twitter. Were you driving traffic to the site via Twitter at this time or paying for social traffic?