Pennzoil 12-8 Graves

API 4006305125 · Harding County, South Dakota · Buffalo field

Plugged and AbandonedOil

API

4006305125

Operator

Continental Resources Inc.

County

Harding

Field

Buffalo

Location

SWNW Sec 08 Twp 021N Rng 04E

Permit

400

Production

269 monthly filings with South Dakota, Nov 1965 to Mar 1988. Each product is in its own unit and the four are never added.

Cumulative oil

84,713 bbl

Cumulative gas

48,105 MCF

Cumulative water

149,284 bbl

Period	Oil (bbl)	Gas (MCF)	Water (bbl)	Days
Mar 1988	0	0	0	—
Feb 1988	27	338	110	7
Jan 1988	115	1,438	495	31
Dec 1987	120	1,500	561	31
Nov 1987	118	1,475	573	30
Oct 1987	156	1,030	806	31
Sep 1987	95	627	475	19
Aug 1987	117	772	520	26
Jul 1987	149	983	649	31
Jun 1987	113	1,271	636	30
May 1987	124	1,488	627	31
Apr 1987	118	1,416	600	30
Mar 1987	152	1,398	342	31
Feb 1987	141	1,297	344	28
Jan 1987	95	1,235	489	31
Dec 1986	101	1,313	541	31
Nov 1986	155	1,085	424	30
Oct 1986	142	994	566	31
Sep 1986	141	1,100	651	30
Aug 1986	326	1,393	1,166	31
Jul 1986	216	923	796	20
Jun 1986	247	1,290	865	29
May 1986	46	240	240	5
Apr 1986	122	637	434	14
Mar 1986	270	1,410	911	31
Feb 1986	245	1,062	981	28
Jan 1986	253	961	983	26
Dec 1985	430	1,102	567	29
Nov 1985	87	464	313	30
Oct 1985	71	379	176	25
Sep 1985	87	348	326	29
Aug 1985	60	330	254	31
Jul 1985	238	714	805	31
Jun 1985	348	667	1,152	30
May 1985	377	880	1,076	31
Apr 1985	246	523	861	30
Mar 1985	290	516	868	31
Feb 1985	300	655	1,120	28
Jan 1985	343	748	1,147	31
Dec 1984	272	997	1,008	28
Nov 1984	131	426	120	30
Oct 1984	274	343	528	16
Sep 1984	480	600	990	31
Aug 1984	461	430	990	30
Jul 1984	416	713	1,023	31
Jun 1984	398	581	930	30
May 1984	434	496	992	31
Apr 1984	426	609	1,020	30
Mar 1984	507	541	992	31
Feb 1984	430	430	1,044	29
Jan 1984	526	48	372	31
Dec 1983	511	43	527	31
Nov 1983	556	47	510	30
Oct 1983	605	51	744	31
Sep 1983	323	27	320	16
Aug 1983	608	52	620	31
Jul 1983	527	45	540	30
Jun 1983	461	39	891	27
May 1983	581	49	1,209	31
Apr 1983	388	33	414	18
Mar 1983	611	52	310	31
Feb 1983	534	44	532	28
Jan 1983	621	53	620	31
Dec 1982	373	32	961	31
Nov 1982	392	33	930	30
Oct 1982	26	2	87	3
Sep 1982	255	22	870	30
Aug 1982	292	25	930	31
Jul 1982	265	24	1,085	31
Jun 1982	297	25	780	31
May 1982	281	35	496	30
Apr 1982	291	25	390	31
Mar 1982	250	21	496	30
Feb 1982	192	16	476	21
Jan 1982	223	19	527	30
Dec 1981	222	19	527	31
Nov 1981	219	19	510	30
Oct 1981	216	18	527	31
Sep 1981	187	17	510	30
Aug 1981	193	16	527	21
Jul 1981	150	13	510	30
Jun 1981	175	15	616	28
May 1981	166	13	380	19
Apr 1981	188	16	667	29
Mar 1981	144	12	272	16
Feb 1981	—	—	—	—
Jan 1981	—	—	—	—
Dec 1980	—	—	—	—
Nov 1980	—	—	—	—
Oct 1980	—	—	—	—
Sep 1980	—	—	—	—
Aug 1980	—	—	—	—
Jul 1980	—	—	—	—
Jun 1980	164	14	128	16
May 1980	231	20	216	27
Apr 1980	408	35	232	29
Mar 1980	365	31	248	31
Feb 1980	338	29	232	29
Jan 1980	358	30	248	31
Dec 1979	375	32	465	31
Nov 1979	569	48	352	16
Oct 1979	318	27	420	28
Sep 1979	376	32	510	30
Aug 1979	375	32	465	31
Jul 1979	359	31	810	27
Jun 1979	261	22	220	22
May 1979	349	30	390	30
Apr 1979	339	29	338	26
Mar 1979	327	28	600	24
Feb 1979	229	19	204	17
Jan 1979	284	24	220	22
Dec 1978	304	26	230	23
Nov 1978	178	15	378	21
Oct 1978	330	28	504	28
Sep 1978	341	29	540	30
Aug 1978	346	29	558	31
Jul 1978	375	32	558	31
Jun 1978	224	19	360	20
May 1978	328	28	486	27
Apr 1978	339	28	450	25
Mar 1978	349	30	432	24
Feb 1978	326	28	504	28
Jan 1978	294	25	324	18
Dec 1977	54	4	90	5
Nov 1977	260	22	432	24
Oct 1977	355	30	558	31
Sep 1977	332	28	540	30
Aug 1977	337	29	395	31
Jul 1977	349	30	410	31
Jun 1977	338	29	397	30
May 1977	348	30	409	31
Apr 1977	335	28	393	30
Mar 1977	348	30	409	31
Feb 1977	248	21	291	24
Jan 1977	329	28	1,864	23
Dec 1976	344	29	404	30
Nov 1976	287	0	337	25
Oct 1976	361	0	320	30
Sep 1976	367	0	161	30
Aug 1976	394	0	174	29
Jul 1976	303	0	1,240	31
Jun 1976	357	0	1,040	30
May 1976	334	0	1,040	26
Apr 1976	364	0	1,200	30
Mar 1976	363	0	1,240	31
Feb 1976	173	0	760	11
Jan 1976	251	0	760	19
Dec 1975	247	0	880	22
Nov 1975	—	—	—	—
Oct 1975	150	0	1,080	27
Sep 1975	32	0	640	16
Aug 1975	0	0	1,247	31
Jul 1975	0	0	789	13
Jun 1975	—	—	—	—
May 1975	—	—	—	—
Apr 1975	—	—	—	—
Mar 1975	—	—	—	—
Feb 1975	—	—	—	—
Jan 1975	—	—	—	—
Dec 1974	—	—	—	—
Nov 1974	—	—	—	—
Oct 1974	—	—	—	—
Sep 1974	—	—	—	—
Aug 1974	—	—	—	—
Jul 1974	—	—	—	—
Jun 1974	—	—	—	—
May 1974	—	—	—	—
Apr 1974	—	—	—	—
Mar 1974	—	—	—	—
Feb 1974	—	—	—	—
Jan 1974	—	—	—	—
Dec 1973	—	—	—	—
Nov 1973	—	—	—	—
Oct 1973	13	1	19	1
Sep 1973	—	—	—	—
Aug 1973	—	—	—	—
Jul 1973	—	—	—	—
Jun 1973	—	—	—	—
May 1973	—	—	—	—
Apr 1973	—	—	—	—
Mar 1973	145	12	209	8
Feb 1973	396	34	570	28
Jan 1973	451	38	649	30
Dec 1972	414	35	596	31
Nov 1972	434	37	625	30
Oct 1972	438	37	631	31
Sep 1972	430	37	619	30
Aug 1972	476	40	685	31
Jul 1972	490	42	705	22
Jun 1972	167	14	240	12
May 1972	447	38	644	29
Apr 1972	509	43	733	30
Mar 1972	283	24	408	13
Feb 1972	432	37	622	29
Jan 1972	370	31	533	31
Dec 1971	292	25	420	23
Nov 1971	428	36	616	29
Oct 1971	434	37	625	31
Sep 1971	513	44	739	26
Aug 1971	361	31	520	25
Jul 1971	461	39	664	31
Jun 1971	473	40	681	30
May 1971	514	44	740	31
Apr 1971	212	18	305	15
Mar 1971	455	39	655	31
Feb 1971	418	36	602	28
Jan 1971	455	39	655	31
Dec 1970	478	41	688	31
Nov 1970	429	36	618	19
Oct 1970	356	30	513	24
Sep 1970	431	37	621	30
Aug 1970	444	38	639	27
Jul 1970	487	41	701	21
Jun 1970	423	36	609	29
May 1970	457	39	658	28
Apr 1970	473	40	681	30
Mar 1970	476	40	685	31
Feb 1970	430	36	619	28
Jan 1970	482	41	694	31
Dec 1969	401	34	577	29
Nov 1969	359	31	517	12
Oct 1969	540	46	777	31
Sep 1969	393	33	566	22
Aug 1969	590	50	849	31
Jul 1969	428	36	616	23
Jun 1969	486	41	699	30
May 1969	557	47	802	31
Apr 1969	540	46	777	19
Mar 1969	208	18	299	6
Feb 1969	80	7	115	3
Jan 1969	228	19	328	9
Dec 1968	405	34	583	22
Nov 1968	440	37	633	30
Oct 1968	437	37	629	31
Sep 1968	372	32	535	29
Aug 1968	396	34	570	31
Jul 1968	392	33	564	30
Jun 1968	419	36	603	30
May 1968	340	29	489	28
Apr 1968	534	45	768	30
Mar 1968	479	41	689	26
Feb 1968	542	46	780	29
Jan 1968	540	46	777	31
Dec 1967	570	48	820	31
Nov 1967	529	45	761	28
Oct 1967	605	51	871	31
Sep 1967	580	49	835	30
Aug 1967	669	57	963	31
Jul 1967	553	47	796	23
Jun 1967	609	52	876	30
May 1967	655	56	943	29
Apr 1967	606	52	872	29
Mar 1967	679	58	977	31
Feb 1967	532	45	766	19
Jan 1967	692	59	996	31
Dec 1966	675	57	971	31
Nov 1966	690	59	993	30
Oct 1966	746	63	1,073	31
Sep 1966	636	54	915	30
Aug 1966	696	59	1,002	31
Jul 1966	698	59	1,004	31
Jun 1966	744	63	1,071	29
May 1966	739	63	1,063	30
Apr 1966	792	67	1,140	30
Mar 1966	835	71	1,202	31
Feb 1966	795	68	1,144	28
Jan 1966	809	69	1,164	29
Dec 1965	1,005	85	1,866	29
Nov 1965	613	52	330	12

A dash is a period the well filed with no volume for that product.

Location

45.799861, -103.663829

45.79986, -103.66383 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom

Every well in Harding County, South Dakota

South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-08-19.