diff --git a/dataLoggerMySQL.py b/dataLoggerMySQL.py
index f06d9c2..c21a97c 100644
--- a/dataLoggerMySQL.py
+++ b/dataLoggerMySQL.py
@@ -17,6 +17,30 @@ import time
 import MySQLdb
 
 
+def checkDateInDB(da):
+	y = int(da[0:4])
+	m = int(da[4:6])
+	d = int(da[6:8])
+	dquery = "SELECT id FROM WellData.card_history_dates WHERE year = {0} AND month = {1} AND day = {2};".format(y, m, d)
+	# dquery = "SELECT id FROM WellData.card_history_dates WHERE year = 2016 AND month = 1 AND day = 5;"
+	db = MySQLdb.connect(host="127.0.0.1",user="website",passwd="henrypump",db="WellData")
+	cur = db.cursor()
+	cur.execute(dquery)
+	dates = cur.fetchall()
+	# db.commit()
+	db.close()
+	if len(dates) > 0:
+		print("Date {0} already in db".format(da))
+	else:
+		ins_query = "INSERT INTO WellData.card_history_dates (year, month, day, first_id) VALUES ({0}, {1}, {2}, (SELECT MAX(id) FROM WellData.card_history));".format(y, m, d)
+		print(ins_query)
+		db = MySQLdb.connect(host="127.0.0.1",user="website",passwd="henrypump",db="WellData")
+		cur = db.cursor()
+		cur.execute(ins_query)
+		db.commit()
+		db.close()
+
+
 
 db = MySQLdb.connect(host="127.0.0.1",user="website",passwd="henrypump",db="WellData")
 cur = db.cursor()
@@ -178,6 +202,7 @@ cards_read = 1
 read_tapers = False
 already_gauged_off = False
 already_entered_well_test = False
+last_date = ""
 while True:
 	now = datetime.now()
 	with open('/mnt/usb/status.txt', 'w') as status_file:
@@ -192,7 +217,6 @@ while True:
 	Already_Read = ReadFromPLC("Card_Past[1].Data_Read", "INT") > 0
 	num_points = ReadFromPLC("Card_Past[1].Num_Points", "INT")
 
-
 	if (EOS and not Already_Read and (EOS != 911)):
 		stroke_time = time.time()
 		dt = datetime.fromtimestamp(stroke_time)
@@ -215,6 +239,9 @@ while True:
 
 		st = datetime.strftime(dt,"%Y%m%d_%H%M%S")
 		date = datetime.strftime(dt,"%Y%m%d")
+		if not date == last_date:
+			checkDateInDB(date)
+			last_date = date
 
 		if (data["Card_Type"] == 0):
 			data["Card_Type"] = "Normal"